[Bug target/86027] string literals get corrupted with -O3 and gas on solaris i386

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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86027

--- Comment #3 from Michael Teske <subscribe at teskor dot de> ---
Another addition, I now tried the gcc-7 snapshot 20180531 and it is fixed here
as well. I guess I'll used this one or wait for 7.3.1.