https://bugs.freedesktop.org/show_bug.cgi?id=86788
--- Comment #7 from José Fonseca <jfons...@vmware.com> ---
This patch might help:
diff --git a/src/mesa/main/sse_minmax.c b/src/mesa/main/sse_minmax.c
index 222ac14..c3ec420 100644
--- a/src/mesa/main/sse_minmax.c
+++ b/src/mesa/main/sse_minmax.c
@@ -31,6 +31,9 @@
#include <stdint.h>
void
+#if !defined(__x86_64__)
+__attribute__((force_align_arg_pointer))
+#endif
_mesa_uint_array_min_max(const unsigned *ui_indices, unsigned *min_index,
unsigned *max_index, const unsigned count)
{
See
https://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html#index-g_t_0040code_007bforce_005falign_005farg_005fpointer_007d-attribute-3040
for more info.
But this is still not safe, because gcc might still use msse behind our backs.
We really must modify configure.ac and Makefiles to use -mstackrealign
-mincoming-stack-boundary=2 whenever we use -msse* on x86 platforms. (x86_64 is
not necessary)
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