Language
C
Compiler
clang 8.0.0
Options
Warnings
Optimization
C11
-pedantic
$ clang prog.c -Wall -Wextra -O2 -march=native -std=c11 -pedantic *** Error in `./prog.exe': munmap_chunk(): invalid pointer: 0x000000000040060a ***
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x777e5)[0x7f239d7807e5]
/lib/x86_64-linux-gnu/libc.so.6(cfree+0x1a8)[0x7f239d78d698]
./prog.exe[0x400571]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)[0x7f239d729830]
./prog.exe[0x400479]
======= Memory map: ========
00400000-00401000 r-xp 00000000 fd:03 9447493 /home/jail/prog.exe
00600000-00601000 r--p 00000000 fd:03 9447493 /home/jail/prog.exe
00601000-00602000 rw-p 00001000 fd:03 9447493 /home/jail/prog.exe
01e32000-01e54000 rw-p 00000000 00:00 0 [heap]
7f239d4f3000-7f239d509000 r-xp 00000000 fd:03 131917 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f239d509000-7f239d708000 ---p 00016000 fd:03 131917 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f239d708000-7f239d709000 rw-p 00015000 fd:03 131917 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f239d709000-7f239d8c9000 r-xp 00000000 fd:03 147125 /lib/x86_64-linux-gnu/libc-2.23.so
7f239d8c9000-7f239dac9000 ---p 001c0000 fd:03 147125 /lib/x86_64-linux-gnu/libc-2.23.so
7f239dac9000-7f239dacd000 r--p 001c0000 fd:03 147125 /lib/x86_64-linux-gnu/libc-2.23.so
7f239dacd000-7
Hello World
f239dacf000 rw-p 001c4000 fd:03 147125 /lib/x86_64-linux-gnu/libc-2.23.so
7f239dacf000-7f239dad3000 rw-p 00000000 00:00 0
7f239dad3000-7f239daf9000 r-xp 00000000 fd:03 147111 /lib/x86_64-linux-gnu/ld-2.23.so
7f239dced000-7f239dcf0000 rw-p 00000000 00:00 0
7f239dcf7000-7f239dcf8000 rw-p 00000000 00:00 0
7f239dcf8000-7f239dcf9000 r--p 00025000 fd:03 147111 /lib/x86_64-linux-gnu/ld-2.23.so
7f239dcf9000-7f239dcfa000 rw-p 00026000 fd:03 147111 /lib/x86_64-linux-gnu/ld-2.23.so
7f239dcfa000-7f239dcfb000 rw-p 00000000 00:00 0
7fff5f42f000-7fff5f450000 rw-p 00000000 00:00 0 [stack]
7fff5f515000-7fff5f518000 r--p 00000000 00:00 0 [vvar]
7fff5f518000-7fff5f51a000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
Signal:
Aborted