[Bug rtl-optimization/68282] Optimization fails to remove unnecessary sign extension instruction

2015-11-11 Thread stanshebs at earthlink dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68282 --- Comment #3 from Stan Shebs --- Sorry, left out a detail - the cltq output is compilation as C++. Compiled as a C file, the code does have the andl as noted. (I'm sure there are good reasons why the *exact* *same* source text ends up with tw

[Bug other/68282] New: Optimization fails to remove unnecessary sign extension instruction

2015-11-10 Thread stanshebs at earthlink dot net
Priority: P3 Component: other Assignee: unassigned at gcc dot gnu.org Reporter: stanshebs at earthlink dot net Target Milestone: --- For the code int table[256]; int func(unsigned char c) { return table[(c >> 2) + 1]; } x86-64 gcc -m64 -O2 gen

[Bug c++/57712] GCC fails to to match out-of-line template member function definition with declaration

2015-04-02 Thread stanshebs at earthlink dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57712 Stan Shebs changed: What|Removed |Added CC||stanshebs at earthlink dot net --- Comment

[Bug c++/65110] New: Does not accept multi-argument template in member initialization

2015-02-18 Thread stanshebs at earthlink dot net
Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: stanshebs at earthlink dot net The following snippet generates a host of complaints, presumably connected to ambiguity of template argument list vs initializer list: template struct C

[Bug bootstrap/36184] New: gimple-tuples-branch fails bootstrap on Darwin

2008-05-08 Thread stanshebs at earthlink dot net
ponent: bootstrap AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: stanshebs at earthlink dot net GCC build triplet: i386-apple-darwin9.2.2 GCC host triplet: i386-apple-darwin9.2.2 GCC target triplet: i386-apple-darwin9.2.2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36184