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[Bug c++/54059] g++ silently omits code that creates a std::chrono::millisecond temporary
- From: "jason at cornsyrup dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 20 Jul 2012 23:11:37 +0000
- Subject: [Bug c++/54059] g++ silently omits code that creates a std::chrono::millisecond temporary
- Auto-submitted: auto-generated
- References: <bug-54059-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54059
--- Comment #1 from Jason Toffaletti <jason at cornsyrup dot org> 2012-07-20 23:11:37 UTC ---
$ g++-4.7 -c -g -Wa,-alh -std=c++11 bug.cc
<snip>
155 .LEHE0:
13:bug.cc **** unsigned int a = 200;
156 .loc 2 13 0 discriminator 1
157 0035 C745ECC8 movl $200, -20(%rbp)
157 000000
14:bug.cc **** foo f2(std::chrono::milliseconds(a));
15:bug.cc **** return 0;
158 .loc 2 15 0 discriminator 1
159 003c B8000000 movl $0, %eax
159 00
160 0041 EB08 jmp .L9
161 .L8:
162 0043 4889C7 movq %rax, %rdi
163 .LEHB1:
164 0046 E8000000 call _Unwind_Resume
164 00
165 .LEHE1:
166 .L9:
167 .LBE4:
16:bug.cc **** }
<snip>