[Bug rtl-optimization/45728] ICE: in gen_lowpart_general, at rtlhooks.c:59 at -O1 when comparing union members

[zsojka at seznam dot cz]

------- Comment #2 from zsojka at seznam dot cz  2010-09-19 22:21 -------
Created an attachment (id=21838)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21838&action=view)
reduced testcase, fails with -m32

This testcase fails with -m32. The only difference is "float" instead of
"double" in "union U".

$ gcc -O pr45728_32.c -m32


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45728