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authorTom Stellard <[email protected]>2014-02-20 07:31:16 -0800
committerTom Stellard <[email protected]>2014-02-24 12:56:26 -0800
commitf8ba0f55d32274eb2fe0e0060658dc2284569dd4 (patch)
tree63d6913d812f2d209006f364b5244a9f152e5311 /configure.ac
parent73b46136b0ba20f7f84abdadad895111a4c37166 (diff)
configure.ac: Use AX_GCC_BUILTIN to check availability of __builtin_bswap32 v2
v2: - Remove unnecessary AC_SUBST Reviewed-by: Matt Turner <[email protected]>
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac4
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 24ffc545b78..4cfdedb1461 100644
--- a/configure.ac
+++ b/configure.ac
@@ -119,6 +119,10 @@ if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
GEN_ASM_OFFSETS=yes
fi
fi
+
+dnl Check for compiler builtins
+AX_GCC_BUILTIN([__builtin_bswap32])
+
AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
dnl Make sure the pkg-config macros are defined