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[Bug bootstrap/54419] [4.8 Regression] Compiling libstdc++-v3/src/c++11/random.cc fails on platforms not knowing rdrand
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 02 Sep 2012 18:03:01 +0000
- Subject: [Bug bootstrap/54419] [4.8 Regression] Compiling libstdc++-v3/src/c++11/random.cc fails on platforms not knowing rdrand
- Auto-submitted: auto-generated
- References: <bug-54419-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54419
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.8.0
--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> 2012-09-02 18:03:01 UTC ---
libstdc++ should check if rdrand is supported by assembler
before using __builtin_ia32_rdrand32_step.