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[Bug rtl-optimization/28096] [4.2 regression] fdlibm/strtod.c miscompile

From: ebotcazou at gcc dot gnu dot org
Subject: [Bug rtl-optimization/28096] [4.2 regression] fdlibm/strtod.c miscompiled at -O2
Date: 29 Sep 2006 20:40:48 -0000

------- Comment #19 from ebotcazou at gcc dot gnu dot org  2006-09-29 20:40 
> I don't think this bug has anything to do with excess precision.  Valgrind
> shows that, when compiled at -O2, we are reading from uninitialized memory.


        andl    -144(%ebp), %ebx  <--- bogus value in %ebx
        movl    %eax, -144(%ebp)

Swap the lines and all works fine.



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