[Mesa-dev] [PATCH v2 1/1] mesa: Fix some signed-unsigned comparison warnings

Jan Vesely jan.vesely at rutgers.edu
Thu Jan 15 10:41:04 PST 2015


v2: s/unsigned int/unsigned/ in prog_optimize.c

Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
---
 src/mesa/main/bufferobj.c                 | 18 +++++++++---------
 src/mesa/main/buffers.c                   |  2 +-
 src/mesa/main/clear.c                     |  2 +-
 src/mesa/main/dlist.c                     |  2 +-
 src/mesa/main/errors.c                    |  8 ++++----
 src/mesa/main/fbobject.c                  |  9 ++++-----
 src/mesa/main/ffvertex_prog.c             |  4 ++--
 src/mesa/main/format_utils.h              |  2 +-
 src/mesa/main/framebuffer.c               |  2 +-
 src/mesa/main/matrix.c                    |  6 +++---
 src/mesa/main/mipmap.c                    |  2 +-
 src/mesa/main/rastpos.c                   |  2 +-
 src/mesa/main/set.c                       |  2 +-
 src/mesa/main/texgetimage.c               |  6 +++---
 src/mesa/main/varray.c                    |  2 +-
 src/mesa/program/prog_execute.c           |  2 +-
 src/mesa/program/prog_optimize.c          |  4 ++--
 src/mesa/program/prog_print.c             |  4 ++--
 src/mesa/state_tracker/st_atom_blend.c    |  2 +-
 src/mesa/state_tracker/st_atom_scissor.c  |  2 +-
 src/mesa/state_tracker/st_atom_viewport.c |  2 +-
 src/mesa/state_tracker/st_cb_fbo.c        |  6 +++---
 src/mesa/state_tracker/st_draw.c          |  2 +-
 src/mesa/state_tracker/st_extensions.c    |  5 +++--
 src/mesa/state_tracker/st_format.c        |  3 ++-
 src/mesa/state_tracker/st_manager.c       |  2 +-
 src/mesa/state_tracker/st_program.c       |  2 +-
 src/mesa/vbo/vbo_exec_array.c             |  3 ++-
 src/util/hash_table.c                     |  2 +-
 29 files changed, 56 insertions(+), 54 deletions(-)

diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 2bae1bc..0c1ce98 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -2887,7 +2887,7 @@ static void
 unbind_uniform_buffers(struct gl_context *ctx, GLuint first, GLsizei count)
 {
    struct gl_buffer_object *bufObj = ctx->Shared->NullBufferObj;
-   GLuint i;
+   GLint i;
 
    for (i = 0; i < count; i++)
       set_ubo_binding(ctx, &ctx->UniformBufferBindings[first + i],
@@ -2898,7 +2898,7 @@ static void
 bind_uniform_buffers_base(struct gl_context *ctx, GLuint first, GLsizei count,
                           const GLuint *buffers)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_uniform_buffers(ctx, first, count, "glBindBuffersBase"))
       return;
@@ -2965,7 +2965,7 @@ bind_uniform_buffers_range(struct gl_context *ctx, GLuint first, GLsizei count,
                            const GLuint *buffers,
                            const GLintptr *offsets, const GLsizeiptr *sizes)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_uniform_buffers(ctx, first, count,
                                          "glBindBuffersRange"))
@@ -3122,7 +3122,7 @@ unbind_xfb_buffers(struct gl_context *ctx,
                    GLuint first, GLsizei count)
 {
    struct gl_buffer_object * const bufObj = ctx->Shared->NullBufferObj;
-   GLuint i;
+   GLint i;
 
    for (i = 0; i < count; i++)
       _mesa_set_transform_feedback_binding(ctx, tfObj, first + i,
@@ -3136,7 +3136,7 @@ bind_xfb_buffers_base(struct gl_context *ctx,
 {
    struct gl_transform_feedback_object *tfObj =
       ctx->TransformFeedback.CurrentObject;
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_xfb_buffers(ctx, tfObj, first, count,
                                      "glBindBuffersBase"))
@@ -3204,7 +3204,7 @@ bind_xfb_buffers_range(struct gl_context *ctx,
 {
    struct gl_transform_feedback_object *tfObj =
        ctx->TransformFeedback.CurrentObject;
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_xfb_buffers(ctx, tfObj, first, count,
                                      "glBindBuffersRange"))
@@ -3342,7 +3342,7 @@ static void
 unbind_atomic_buffers(struct gl_context *ctx, GLuint first, GLsizei count)
 {
    struct gl_buffer_object * const bufObj = ctx->Shared->NullBufferObj;
-   GLuint i;
+   GLint i;
 
    for (i = 0; i < count; i++)
       set_atomic_buffer_binding(ctx, &ctx->AtomicBufferBindings[first + i],
@@ -3355,7 +3355,7 @@ bind_atomic_buffers_base(struct gl_context *ctx,
                          GLsizei count,
                          const GLuint *buffers)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_atomic_buffers(ctx, first, count,
                                         "glBindBuffersBase"))
@@ -3422,7 +3422,7 @@ bind_atomic_buffers_range(struct gl_context *ctx,
                           const GLintptr *offsets,
                           const GLsizeiptr *sizes)
 {
-   GLuint i;
+   GLint i;
 
    if (!error_check_bind_atomic_buffers(ctx, first, count,
                                         "glBindBuffersRange"))
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 49157f7..a2d02d5 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -301,7 +301,7 @@ _mesa_DrawBuffer(GLenum buffer)
 void GLAPIENTRY
 _mesa_DrawBuffers(GLsizei n, const GLenum *buffers)
 {
-   GLint output;
+   GLuint output;
    GLbitfield usedBufferMask, supportedMask;
    GLbitfield destMask[MAX_DRAW_BUFFERS];
    GET_CURRENT_CONTEXT(ctx);
diff --git a/src/mesa/main/clear.c b/src/mesa/main/clear.c
index 4671ee2..3c4ced8 100644
--- a/src/mesa/main/clear.c
+++ b/src/mesa/main/clear.c
@@ -225,7 +225,7 @@ _mesa_Clear( GLbitfield mask )
 
 
 /** Returned by make_color_buffer_mask() for errors */
-#define INVALID_MASK ~0x0
+#define INVALID_MASK ~0x0U
 
 
 /**
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 06a038a..138d360 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -1021,7 +1021,7 @@ dlist_alloc(struct gl_context *ctx, OpCode opcode, GLuint bytes)
    const GLuint contNodes = 1 + POINTER_DWORDS;  /* size of continue info */
    Node *n;
 
-   if (opcode < (GLuint) OPCODE_EXT_0) {
+   if (opcode < OPCODE_EXT_0) {
       if (InstSize[opcode] == 0) {
          /* save instruction size now */
          InstSize[opcode] = numNodes;
diff --git a/src/mesa/main/errors.c b/src/mesa/main/errors.c
index 4e7853b..478e4ed 100644
--- a/src/mesa/main/errors.c
+++ b/src/mesa/main/errors.c
@@ -134,7 +134,7 @@ static const GLenum debug_severity_enums[] = {
 static enum mesa_debug_source
 gl_enum_to_debug_source(GLenum e)
 {
-   int i;
+   unsigned i;
 
    for (i = 0; i < Elements(debug_source_enums); i++) {
       if (debug_source_enums[i] == e)
@@ -146,7 +146,7 @@ gl_enum_to_debug_source(GLenum e)
 static enum mesa_debug_type
 gl_enum_to_debug_type(GLenum e)
 {
-   int i;
+   unsigned i;
 
    for (i = 0; i < Elements(debug_type_enums); i++) {
       if (debug_type_enums[i] == e)
@@ -158,7 +158,7 @@ gl_enum_to_debug_type(GLenum e)
 static enum mesa_debug_severity
 gl_enum_to_debug_severity(GLenum e)
 {
-   int i;
+   unsigned i;
 
    for (i = 0; i < Elements(debug_severity_enums); i++) {
       if (debug_severity_enums[i] == e)
@@ -633,7 +633,7 @@ debug_fetch_message(const struct gl_debug_state *debug)
  * Delete the oldest debug messages out of the log.
  */
 static void
-debug_delete_messages(struct gl_debug_state *debug, unsigned count)
+debug_delete_messages(struct gl_debug_state *debug, int count)
 {
    struct gl_debug_log *log = &debug->Log;
 
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 80dc353..7d91470 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -2347,7 +2347,7 @@ reuse_framebuffer_texture_attachment(struct gl_framebuffer *fb,
 static void
 framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target,
                     GLenum attachment, GLenum textarget, GLuint texture,
-                    GLint level, GLint zoffset, GLboolean layered)
+                    GLint level, GLuint zoffset, GLboolean layered)
 {
    struct gl_renderbuffer_attachment *att;
    struct gl_texture_object *texObj = NULL;
@@ -2441,8 +2441,8 @@ framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target,
       }
 
       if (texObj->Target == GL_TEXTURE_3D) {
-         const GLint maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
-         if (zoffset < 0 || zoffset >= maxSize) {
+         const GLuint maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
+         if (zoffset >= maxSize) {
             _mesa_error(ctx, GL_INVALID_VALUE,
                         "glFramebufferTexture%s(zoffset)", caller);
             return;
@@ -2452,8 +2452,7 @@ framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target,
                (texObj->Target == GL_TEXTURE_2D_ARRAY_EXT) ||
                (texObj->Target == GL_TEXTURE_CUBE_MAP_ARRAY) ||
                (texObj->Target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY)) {
-         if (zoffset < 0 ||
-             zoffset >= (GLint) ctx->Const.MaxArrayTextureLayers) {
+         if (zoffset >= ctx->Const.MaxArrayTextureLayers) {
             _mesa_error(ctx, GL_INVALID_VALUE,
                         "glFramebufferTexture%s(layer)", caller);
             return;
diff --git a/src/mesa/main/ffvertex_prog.c b/src/mesa/main/ffvertex_prog.c
index d5afc3d..c51c20d 100644
--- a/src/mesa/main/ffvertex_prog.c
+++ b/src/mesa/main/ffvertex_prog.c
@@ -302,7 +302,7 @@ struct ureg {
 struct tnl_program {
    const struct state_key *state;
    struct gl_vertex_program *program;
-   GLint max_inst;  /** number of instructions allocated for program */
+   GLuint max_inst;  /** number of instructions allocated for program */
    GLboolean mvp_with_dp4;
 
    GLuint temp_in_use;
@@ -578,7 +578,7 @@ static void emit_op3fn(struct tnl_program *p,
    GLuint nr;
    struct prog_instruction *inst;
 
-   assert((GLint) p->program->Base.NumInstructions <= p->max_inst);
+   assert(p->program->Base.NumInstructions <= p->max_inst);
 
    if (p->program->Base.NumInstructions == p->max_inst) {
       /* need to extend the program's instruction array */
diff --git a/src/mesa/main/format_utils.h b/src/mesa/main/format_utils.h
index 8f92a09..711d45e 100644
--- a/src/mesa/main/format_utils.h
+++ b/src/mesa/main/format_utils.h
@@ -154,7 +154,7 @@ _mesa_unsigned_to_unsigned(unsigned src, unsigned dst_size)
 static inline int
 _mesa_unsigned_to_signed(unsigned src, unsigned dst_size)
 {
-   return MIN2(src, MAX_INT(dst_size));
+   return MIN2(src, (unsigned)MAX_INT(dst_size));
 }
 
 static inline int
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index 7416bb1..dc0386d 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -345,7 +345,7 @@ update_framebuffer_size(struct gl_context *ctx, struct gl_framebuffer *fb)
       }
    }
 
-   if (minWidth != ~0) {
+   if (minWidth != ~0U) {
       fb->Width = minWidth;
       fb->Height = minHeight;
    }
diff --git a/src/mesa/main/matrix.c b/src/mesa/main/matrix.c
index 99a5013..0539caa 100644
--- a/src/mesa/main/matrix.c
+++ b/src/mesa/main/matrix.c
@@ -690,7 +690,7 @@ free_matrix_stack( struct gl_matrix_stack *stack )
  */
 void _mesa_init_matrix( struct gl_context * ctx )
 {
-   GLint i;
+   GLuint i;
 
    /* Initialize matrix stacks */
    init_matrix_stack(&ctx->ModelviewMatrixStack, MAX_MODELVIEW_STACK_DEPTH,
@@ -701,7 +701,7 @@ void _mesa_init_matrix( struct gl_context * ctx )
       init_matrix_stack(&ctx->TextureMatrixStack[i], MAX_TEXTURE_STACK_DEPTH,
                         _NEW_TEXTURE_MATRIX);
    for (i = 0; i < Elements(ctx->ProgramMatrixStack); i++)
-      init_matrix_stack(&ctx->ProgramMatrixStack[i], 
+      init_matrix_stack(&ctx->ProgramMatrixStack[i],
 		        MAX_PROGRAM_MATRIX_STACK_DEPTH, _NEW_TRACK_MATRIX);
    ctx->CurrentStack = &ctx->ModelviewMatrixStack;
 
@@ -720,7 +720,7 @@ void _mesa_init_matrix( struct gl_context * ctx )
  */
 void _mesa_free_matrix_data( struct gl_context *ctx )
 {
-   GLint i;
+   GLuint i;
 
    free_matrix_stack(&ctx->ModelviewMatrixStack);
    free_matrix_stack(&ctx->ProjectionMatrixStack);
diff --git a/src/mesa/main/mipmap.c b/src/mesa/main/mipmap.c
index 3ea04e90..75a12cd 100644
--- a/src/mesa/main/mipmap.c
+++ b/src/mesa/main/mipmap.c
@@ -2093,7 +2093,7 @@ generate_mipmap_compressed(struct gl_context *ctx, GLenum target,
       GLint border;
       GLboolean nextLevel;
       GLuint temp_dst_row_stride, temp_dst_img_stride; /* in bytes */
-      GLuint i;
+      GLint i;
 
       /* get src image parameters */
       srcImage = _mesa_select_tex_image(texObj, target, level);
diff --git a/src/mesa/main/rastpos.c b/src/mesa/main/rastpos.c
index a9a6cee..2027a9b 100644
--- a/src/mesa/main/rastpos.c
+++ b/src/mesa/main/rastpos.c
@@ -490,7 +490,7 @@ void glWindowPos4fMESA( GLfloat x, GLfloat y, GLfloat z, GLfloat w )
  */
 void _mesa_init_rastpos( struct gl_context * ctx )
 {
-   int i;
+   unsigned i;
 
    ASSIGN_4V( ctx->Current.RasterPos, 0.0, 0.0, 0.0, 1.0 );
    ctx->Current.RasterDistance = 0.0;
diff --git a/src/mesa/main/set.c b/src/mesa/main/set.c
index 52c1dab..bb89ec6 100644
--- a/src/mesa/main/set.c
+++ b/src/mesa/main/set.c
@@ -185,7 +185,7 @@ _mesa_set_search(const struct set *ht, uint32_t hash, const void *key)
 }
 
 static void
-set_rehash(struct set *ht, int new_size_index)
+set_rehash(struct set *ht, unsigned new_size_index)
 {
    struct set old_ht;
    struct set_entry *table, *entry;
diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c
index e4572e4..ee465e6 100644
--- a/src/mesa/main/texgetimage.c
+++ b/src/mesa/main/texgetimage.c
@@ -596,7 +596,7 @@ get_tex_memcpy(struct gl_context *ctx, GLenum format, GLenum type,
 
    if (memCopy) {
       const GLuint bpp = _mesa_get_format_bytes(texImage->TexFormat);
-      const GLuint bytesPerRow = texImage->Width * bpp;
+      const GLint bytesPerRow = texImage->Width * bpp;
       GLubyte *dst =
          _mesa_image_address2d(&ctx->Pack, pixels, texImage->Width,
                                texImage->Height, format, type, 0, 0);
@@ -707,7 +707,7 @@ _mesa_GetCompressedTexImage_sw(struct gl_context *ctx,
    const GLuint dimensions =
       _mesa_get_texture_dimensions(texImage->TexObject->Target);
    struct compressed_pixelstore store;
-   GLuint i, slice;
+   GLint slice;
    GLubyte *dest;
 
    _mesa_compute_compressed_pixelstore(dimensions, texImage->TexFormat,
@@ -745,7 +745,7 @@ _mesa_GetCompressedTexImage_sw(struct gl_context *ctx,
                                   GL_MAP_READ_BIT, &src, &srcRowStride);
 
       if (src) {
-
+         GLint i;
          for (i = 0; i < store.CopyRowsPerSlice; i++) {
             memcpy(dest, src, store.CopyBytesPerRow);
             dest += store.TotalBytesPerRow;
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index 89aaad1..978ec7b 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -255,7 +255,7 @@ update_array_format(struct gl_context *ctx,
 {
    struct gl_vertex_attrib_array *array;
    GLbitfield typeBit;
-   GLuint elementSize;
+   GLint elementSize;
    GLenum format = GL_RGBA;
 
    if (ctx->Array.LegalTypesMask == 0 || ctx->Array.LegalTypesMaskAPI != ctx->API) {
diff --git a/src/mesa/program/prog_execute.c b/src/mesa/program/prog_execute.c
index 85aba00..b2fbc80 100644
--- a/src/mesa/program/prog_execute.c
+++ b/src/mesa/program/prog_execute.c
@@ -123,7 +123,7 @@ get_src_register_pointer(const struct prog_src_register *source,
       return (GLfloat *) prog->Parameters->ParameterValues[reg];
 
    case PROGRAM_SYSTEM_VALUE:
-      assert(reg < Elements(machine->SystemValues));
+      assert(reg < (GLint) Elements(machine->SystemValues));
       return machine->SystemValues[reg];
 
    default:
diff --git a/src/mesa/program/prog_optimize.c b/src/mesa/program/prog_optimize.c
index 60530eb..65d427c 100644
--- a/src/mesa/program/prog_optimize.c
+++ b/src/mesa/program/prog_optimize.c
@@ -408,7 +408,7 @@ find_next_use(const struct gl_program *prog,
             for (j = 0; j < numSrc; j++) {
                if (inst->SrcReg[j].RelAddr ||
                    (inst->SrcReg[j].File == PROGRAM_TEMPORARY &&
-                   inst->SrcReg[j].Index == index &&
+                   inst->SrcReg[j].Index == (GLint)index &&
                    (get_src_arg_mask(inst,j,NO_MASK) & mask)))
                   return READ;
             }
@@ -944,7 +944,7 @@ update_interval(GLint intBegin[], GLint intEnd[],
 		struct loop_info *loopStack, GLuint loopStackDepth,
 		GLuint index, GLuint ic)
 {
-   int i;
+   unsigned i;
    GLuint begin = ic;
    GLuint end = ic;
 
diff --git a/src/mesa/program/prog_print.c b/src/mesa/program/prog_print.c
index 4a5c1c1..3f499749 100644
--- a/src/mesa/program/prog_print.c
+++ b/src/mesa/program/prog_print.c
@@ -82,7 +82,7 @@ _mesa_register_file_name(gl_register_file f)
  * Return ARB_v/f_prog-style input attrib string.
  */
 static const char *
-arb_input_attrib_string(GLint index, GLenum progType)
+arb_input_attrib_string(GLuint index, GLenum progType)
 {
    /*
     * These strings should match the VERT_ATTRIB_x and VARYING_SLOT_x tokens.
@@ -242,7 +242,7 @@ _mesa_print_fp_inputs(GLbitfield inputs)
  * Return ARB_v/f_prog-style output attrib string.
  */
 static const char *
-arb_output_attrib_string(GLint index, GLenum progType)
+arb_output_attrib_string(GLuint index, GLenum progType)
 {
    /*
     * These strings should match the VARYING_SLOT_x and FRAG_RESULT_x tokens.
diff --git a/src/mesa/state_tracker/st_atom_blend.c b/src/mesa/state_tracker/st_atom_blend.c
index 064e0c1..6bb4077 100644
--- a/src/mesa/state_tracker/st_atom_blend.c
+++ b/src/mesa/state_tracker/st_atom_blend.c
@@ -175,7 +175,7 @@ static GLboolean
 blend_per_rt(const struct gl_context *ctx)
 {
    if (ctx->Color.BlendEnabled &&
-      (ctx->Color.BlendEnabled != ((1 << ctx->Const.MaxDrawBuffers) - 1))) {
+      (ctx->Color.BlendEnabled != ((1U << ctx->Const.MaxDrawBuffers) - 1))) {
       /* This can only happen if GL_EXT_draw_buffers2 is enabled */
       return GL_TRUE;
    }
diff --git a/src/mesa/state_tracker/st_atom_scissor.c b/src/mesa/state_tracker/st_atom_scissor.c
index b720309..4ebe799 100644
--- a/src/mesa/state_tracker/st_atom_scissor.c
+++ b/src/mesa/state_tracker/st_atom_scissor.c
@@ -47,7 +47,7 @@ update_scissor( struct st_context *st )
    const struct gl_context *ctx = st->ctx;
    const struct gl_framebuffer *fb = ctx->DrawBuffer;
    GLint miny, maxy;
-   int i;
+   unsigned i;
    bool changed = false;
    for (i = 0 ; i < ctx->Const.MaxViewports; i++) {
       scissor[i].minx = 0;
diff --git a/src/mesa/state_tracker/st_atom_viewport.c b/src/mesa/state_tracker/st_atom_viewport.c
index efa056e..2f62590 100644
--- a/src/mesa/state_tracker/st_atom_viewport.c
+++ b/src/mesa/state_tracker/st_atom_viewport.c
@@ -44,7 +44,7 @@ update_viewport( struct st_context *st )
 {
    struct gl_context *ctx = st->ctx;
    GLfloat yScale, yBias;
-   int i;
+   unsigned i;
    /* _NEW_BUFFERS
     */
    if (st_fb_orientation(ctx->DrawBuffer) == Y_0_TOP) {
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index 7b6a444..296ea1e 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -408,9 +408,9 @@ st_update_renderbuffer_surface(struct st_context *st,
 {
    struct pipe_context *pipe = st->pipe;
    struct pipe_resource *resource = strb->texture;
-   int rtt_width = strb->Base.Width;
-   int rtt_height = strb->Base.Height;
-   int rtt_depth = strb->Base.Depth;
+   unsigned rtt_width = strb->Base.Width;
+   unsigned rtt_height = strb->Base.Height;
+   unsigned rtt_depth = strb->Base.Depth;
    /*
     * For winsys fbo, it is possible that the renderbuffer is sRGB-capable but
     * the format of strb->texture is linear (because we have no control over
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
index b6ccdd7..488f6ea 100644
--- a/src/mesa/state_tracker/st_draw.c
+++ b/src/mesa/state_tracker/st_draw.c
@@ -226,7 +226,7 @@ st_draw_vbo(struct gl_context *ctx,
       }
 
       info.indexed = TRUE;
-      if (min_index != ~0 && max_index != ~0) {
+      if (min_index != ~0U && max_index != ~0U) {
          info.min_index = min_index;
          info.max_index = max_index;
       }
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index e472b84..48ed9d2 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -411,7 +411,8 @@ void st_init_extensions(struct pipe_screen *screen,
                         struct st_config_options *options,
                         boolean has_lib_dxtc)
 {
-   int i, glsl_feature_level;
+   unsigned i;
+   int glsl_feature_level;
    GLboolean *extension_table = (GLboolean *) extensions;
 
    static const struct st_extension_cap_mapping cap_mapping[] = {
@@ -705,7 +706,7 @@ void st_init_extensions(struct pipe_screen *screen,
       extensions->EXT_texture_integer = GL_FALSE;
    }
 
-   consts->UniformBooleanTrue = consts->NativeIntegers ? ~0 : fui(1.0f);
+   consts->UniformBooleanTrue = consts->NativeIntegers ? ~0U : fui(1.0f);
 
    /* Below are the cases which cannot be moved into tables easily. */
 
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index 6c53567..66cace1 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -1797,7 +1797,8 @@ st_choose_format(struct st_context *st, GLenum internalFormat,
                  unsigned bindings, boolean allow_dxt)
 {
    struct pipe_screen *screen = st->pipe->screen;
-   int i, j;
+   unsigned i;
+   int j;
    enum pipe_format pf;
 
 #ifdef DEBUG
diff --git a/src/mesa/state_tracker/st_manager.c b/src/mesa/state_tracker/st_manager.c
index 606d678..5411d84 100644
--- a/src/mesa/state_tracker/st_manager.c
+++ b/src/mesa/state_tracker/st_manager.c
@@ -685,7 +685,7 @@ st_api_create_context(struct st_api *stapi, struct st_manager *smapi,
    if (attribs->major > 1 || attribs->minor > 0) {
       /* Is the actual version less than the requested version?
        */
-      if (st->ctx->Version < attribs->major * 10 + attribs->minor) {
+      if (st->ctx->Version < attribs->major * 10U + attribs->minor) {
 	 *error = ST_CONTEXT_ERROR_BAD_VERSION;
          st_destroy_context(st);
          return NULL;
diff --git a/src/mesa/state_tracker/st_program.c b/src/mesa/state_tracker/st_program.c
index 737c269..10a5f29 100644
--- a/src/mesa/state_tracker/st_program.c
+++ b/src/mesa/state_tracker/st_program.c
@@ -1095,7 +1095,7 @@ st_translate_geometry_program(struct st_context *st,
 
    /* find max output slot referenced to compute gs_num_outputs */
    for (attr = 0; attr < VARYING_SLOT_MAX; attr++) {
-      if (outputMapping[attr] != ~0 && outputMapping[attr] > maxSlot)
+      if (outputMapping[attr] != ~0U && outputMapping[attr] > maxSlot)
          maxSlot = outputMapping[attr];
    }
    gs_num_outputs = maxSlot + 1;
diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c
index 95193f2..c16fe77 100644
--- a/src/mesa/vbo/vbo_exec_array.c
+++ b/src/mesa/vbo/vbo_exec_array.c
@@ -300,7 +300,8 @@ check_draw_elements_data(struct gl_context *ctx, GLsizei count, GLenum elemType,
 {
    struct gl_vertex_array_object *vao = ctx->Array.VAO;
    const void *elemMap;
-   GLint i, k;
+   GLint i;
+   GLuint k;
 
    if (_mesa_is_bufferobj(ctx->Array.VAO->IndexBufferObj)) {
       elemMap = ctx->Driver.MapBufferRange(ctx, 0,
diff --git a/src/util/hash_table.c b/src/util/hash_table.c
index ac187b2..c0e7a0f 100644
--- a/src/util/hash_table.c
+++ b/src/util/hash_table.c
@@ -232,7 +232,7 @@ hash_table_insert(struct hash_table *ht, uint32_t hash,
                   const void *key, void *data);
 
 static void
-_mesa_hash_table_rehash(struct hash_table *ht, int new_size_index)
+_mesa_hash_table_rehash(struct hash_table *ht, unsigned new_size_index)
 {
    struct hash_table old_ht;
    struct hash_entry *table, *entry;
-- 
2.1.0



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