[Bug c++/63262] [4.9.2] ICE including math.h on darwin

["karo13de at googlemail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63262

--- Comment #13 from karsten <karo13de at googlemail dot com> ---
It gets late, here is the output of lldb. I will be busy tomorrow so I will not
respond to quick!

lldb -- /usr/local/libexec/gcc/x86_64-apple-darwin14.0.0/4.9.2/cc1plus -quiet
-v -I /opt/local/include -I /usr/X11R6/include -D__DYNAMIC__ -D gmic_build -D
gmic_is_beta=1 -D cimg_use_fftw3 -D cimg_use_png -D cimg_use_zlib -D
cimg_display=1 -D cimg_appname="gmic" -D cimg_use_rng -D gmic_gimp gmic.cpp
--param l1-cache-size=32 --param l1-cache-line-size=64 --param
l2-cache-size=6144 -mtune=core2 -fPIC -feliminate-unused-debug-symbols -quiet
-dumpbase gmic.cpp -mmacosx-version-min=10.9.4 -auxbase-strip gmic_gimp.o -g
-Wall -Wextra -std=c++11 -version -o
/var/folders/gs/rk3h54tr8xl48f008k8wf9n80000gn/T//ccymxQht.s
(lldb) target create
"/usr/local/libexec/gcc/x86_64-apple-darwin14.0.0/4.9.2/cc1plus"
Current executable set to
'/usr/local/libexec/gcc/x86_64-apple-darwin14.0.0/4.9.2/cc1plus' (x86_64).
(lldb) settings set -- target.run-args  "-quiet" "-v" "-I" "/opt/local/include"
"-I" "/usr/X11R6/include" "-D__DYNAMIC__" "-D" "gmic_build" "-D"
"gmic_is_beta=1" "-D" "cimg_use_fftw3" "-D" "cimg_use_png" "-D" "cimg_use_zlib"
"-D" "cimg_display=1" "-D" "cimg_appname=gmic" "-D" "cimg_use_rng" "-D"
"gmic_gimp" "gmic.cpp" "--param" "l1-cache-size=32" "--param"
"l1-cache-line-size=64" "--param" "l2-cache-size=6144" "-mtune=core2" "-fPIC"
"-feliminate-unused-debug-symbols" "-quiet" "-dumpbase" "gmic.cpp"
"-mmacosx-version-min=10.9.4" "-auxbase-strip" "gmic_gimp.o" "-g" "-Wall"
"-Wextra" "-std=c++11" "-version" "-o"
"/var/folders/gs/rk3h54tr8xl48f008k8wf9n80000gn/T//ccymxQht.s"
run
(lldb) run
Process 1864 launched:
'/usr/local/libexec/gcc/x86_64-apple-darwin14.0.0/4.9.2/cc1plus' (x86_64)
GNU C++ (GCC) version 4.9.2 20141029 (prerelease) (x86_64-apple-darwin14.0.0)

    compiled by GNU C version 4.9.2 20141029 (prerelease), GMP version 6.0.0,
MPFR version 3.1.2-p10, MPC version 1.0.2

GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072

ignoring nonexistent directory
"/usr/local/lib/gcc/x86_64-apple-darwin14.0.0/4.9.2/../../../../x86_64-apple-darwin14.0.0/include"

#include "..." search starts here:

#include <...> search starts here:

 /opt/local/include

 /usr/X11R6/include


/usr/local/lib/gcc/x86_64-apple-darwin14.0.0/4.9.2/../../../../include/c++/4.9.2


/usr/local/lib/gcc/x86_64-apple-darwin14.0.0/4.9.2/../../../../include/c++/4.9.2/x86_64-apple-darwin14.0.0


/usr/local/lib/gcc/x86_64-apple-darwin14.0.0/4.9.2/../../../../include/c++/4.9.2/backward

 /usr/local/lib/gcc/x86_64-apple-darwin14.0.0/4.9.2/include

 /usr/local/include

 /usr/local/lib/gcc/x86_64-apple-darwin14.0.0/4.9.2/include-fixed

 /usr/include

 /System/Library/Frameworks

 /Library/Frameworks

End of search list.

GNU C++ (GCC) version 4.9.2 20141029 (prerelease) (x86_64-apple-darwin14.0.0)

    compiled by GNU C version 4.9.2 20141029 (prerelease), GMP version 6.0.0,
MPFR version 3.1.2-p10, MPC version 1.0.2

GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072

Compiler executable checksum: 10c0f5a43ac831149a38356dc3f34f45

Process 1864 stopped
* thread #1: tid = 0x1329d, 0x00000001415c747a libgmp.10.dylib`__gmpn_popcount
+ 26, queue = 'com.apple.main-thread', stop reason = EXC_BAD_INSTRUCTION
(code=EXC_I386_INVOP, subcode=0x0)
    frame #0: 0x00000001415c747a libgmp.10.dylib`__gmpn_popcount + 26
libgmp.10.dylib`__gmpn_popcount + 26:
-> 0x1415c747a:  popcntq (%rdi,%rcx,8), %r8
   0x1415c7480:  popcntq 0x8(%rdi,%rcx,8), %r9
   0x1415c7487:  jmp    0x1415c7516               ; __gmpn_popcount + 182
   0x1415c748c:  movl   $0x2, %ecx
bt
(lldb) bt
* thread #1: tid = 0x1329d, 0x00000001415c747a libgmp.10.dylib`__gmpn_popcount
+ 26, queue = 'com.apple.main-thread', stop reason = EXC_BAD_INSTRUCTION
(code=EXC_I386_INVOP, subcode=0x0)
  * frame #0: 0x00000001415c747a libgmp.10.dylib`__gmpn_popcount + 26
    frame #1: 0x0000000141578f67 libmpfr.4.dylib`parsed_string_to_mpfr + 2567
    frame #2: 0x000000014157847b libmpfr.4.dylib`mpfr_strtofr + 2011
    frame #3: 0x00000001006f4d11 cc1plus`real_from_string(real_value*, char
const*) + 817
    frame #4: 0x00000001006f5741 cc1plus`real_from_string3(real_value*, char
const*, machine_mode) + 33
    frame #5: 0x000000010015f7b2 cc1plus`interpret_float(cpp_token const*,
unsigned int, char const*, overflow_type*) + 354
    frame #6: 0x000000010016059c cc1plus`c_lex_with_flags(tree_node**, unsigned
int*, unsigned char*, int) + 716
    frame #7: 0x000000010007dba0
cc1plus`cp_lexer_get_preprocessor_token(cp_lexer*, cp_token*) + 32
    frame #8: 0x00000001000b0de9 cc1plus`c_parse_file() + 265
    frame #9: 0x0000000100165c3b cc1plus`c_common_parse_file() + 123
    frame #10: 0x000000010078741e cc1plus`compile_file() + 46
    frame #11: 0x000000010078936a cc1plus`toplev_main(int, char**) + 3002
    frame #12: 0x00007fff8d8755fd libdyld.dylib`start + 1
    frame #13: 0x00007fff8d8755fd libdyld.dylib`start + 1


Am 02.11.2014 um 23:20 schrieb fxcoudert at gcc dot gnu.org
<gcc-bugzilla@gcc.gnu.org>:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63262
> 
> --- Comment #10 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> ---
> Could you backtrace the segfault?
> 
> 1. Run g++ with added option "-v", and find out the command-line with "cc1plus"
> in the output.
> 2. Then run this "cc1plus" command-line under a debugger, prefixing your
> command line with "lldb -- " or "gdb -args "
> 3. When it segfaults, get a backtrace through debugger command "bt"
> 
> -- 
> You are receiving this mail because:
> You reported the bug.

Karsten
karo13de@googlemail.com