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-rw-r--r--gcc/combine.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/combine.c b/gcc/combine.c
index 053b420..478aab2 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -4703,10 +4703,12 @@ simplify_if_then_else (x)
/* Convert a == b ? b : a to "a". */
if (true_code == EQ && ! side_effects_p (cond)
+ && (! FLOAT_MODE_P (mode) || flag_fast_math)
&& rtx_equal_p (XEXP (cond, 0), false)
&& rtx_equal_p (XEXP (cond, 1), true))
return false;
else if (true_code == NE && ! side_effects_p (cond)
+ && (! FLOAT_MODE_P (mode) || flag_fast_math)
&& rtx_equal_p (XEXP (cond, 0), true)
&& rtx_equal_p (XEXP (cond, 1), false))
return true;