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      <base href="https://bugs.freedesktop.org/">
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - piglit.spec.arb_shader_subroutine.compiler.direct-call_vert regression"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=100026">100026</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>piglit.spec.arb_shader_subroutine.compiler.direct-call_vert regression
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86-64 (AMD64)
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>major
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Drivers/DRI/i965
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>samuel.pitoiset@gmail.com
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>mark.a.janes@intel.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-3d-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>t_arceri@yahoo.com.au
          </td>
        </tr></table>
      <p>
        <div>
        <pre>bisected to:
be8aa76afd2cc5326c9d9d59c591e06365c5f618
Author:     Samuel Pitoiset <<a href="mailto:samuel.pitoiset@gmail.com">samuel.pitoiset@gmail.com</a>>

glsl: remove unecessary flags.q.subroutine_def

This bit is definitely not necessary because subroutine_list
can be used instead. This frees one more bit in the flags.q
struct which is nice because arb_bindless_texture will need
4 bits for the new layout qualifiers.

No piglit regressions found (including compiler tests) with
"-t subroutine".

v2: set the subroutine flag for validating illegal flags

Signed-off-by: Samuel Pitoiset <<a href="mailto:samuel.pitoiset@gmail.com">samuel.pitoiset@gmail.com</a>>
Reviewed-by: Timothy Arceri <<a href="mailto:tarceri@itsqueeze.com">tarceri@itsqueeze.com</a>>


Standard Output:

/tmp/build_root/m64/lib/piglit/bin/glslparsertest
/tmp/build_root/m64/lib/piglit/tests/spec/arb_shader_subroutine/compiler/direct-call.vert
pass 1.50 GL_ARB_shader_subroutine
piglit: debug: Requested an OpenGL 3.2 Core Context, and received a matching
4.5 context

Shader source:
// [config]
// expect_result: pass
// glsl_version: 1.50
// require_extensions: GL_ARB_shader_subroutine
// [end config]

#version 150
#extension GL_ARB_shader_subroutine: require

/* The ARB_shader_subroutine spec says nothing to
 * explicitly disallow calling subroutine implementations
 * as normal functions.
 *
 * It seems reasonable that this would still work.
 */

subroutine void func_type();

/* A subroutine matching the above type */
subroutine (func_type) void impl() {}

/* Call the function directly, rather than via
 * a subroutine uniform.
 */
void foo() {
        impl();
}

Standard Error

Failed to compile vertex shader
/tmp/build_root/m64/lib/piglit/tests/spec/arb_shader_subroutine/compiler/direct-call.vert:
0:26(2): error: subroutine name cannot be a constructor `impl'</pre>
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