[Pixman] [PATCH] Don't use __thread on MinGW.

Søren Sandmann sandmann at daimi.au.dk
Mon May 3 01:35:03 PDT 2010


From: Søren Sandmann Pedersen <ssp at redhat.com>

It is apparently broken. See this:

http://mingw-users.1079350.n2.nabble.com/gcc-4-4-multi-threaded-exception-handling-thread-specifier-not-working-td3440749.html

We'll need to support thread local storage on MinGW32 some other way.

Cc: tml at iki.fi
---
 configure.ac |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/configure.ac b/configure.ac
index aabe721..c9d0c66 100644
--- a/configure.ac
+++ b/configure.ac
@@ -524,6 +524,9 @@ support_for__thread=no
 
 AC_MSG_CHECKING(for __thread)
 AC_COMPILE_IFELSE([
+#ifdef __MINGW32__
+#error MinGW has broken __thread support
+#endif
 __thread int x ;
 int main () { return 0; }
 ], support_for__thread=yes)
-- 
1.6.0.6



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