https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87417
--- Comment #2 from Ilya Leoshkevich <iii at linux dot ibm.com> --- Fails on i686-linux-gnu: *** Error in `build/genattrtab': malloc(): memory corruption: 0x08e56da0 *** ======= Backtrace: ========= /lib/i386-linux-gnu/libc.so.6(+0x6738a)[0xf755c38a] /lib/i386-linux-gnu/libc.so.6(+0x6dfc7)[0xf7562fc7] /lib/i386-linux-gnu/libc.so.6(+0x6ff82)[0xf7564f82] /lib/i386-linux-gnu/libc.so.6(__libc_malloc+0xc5)[0xf7566bf5] build/genattrtab[0x8064fd4] build/genattrtab[0x805233f] build/genattrtab[0x805236e] build/genattrtab[0x804cc3a] build/genattrtab[0x804ea6e] build/genattrtab[0x804ebc0] build/genattrtab[0x804a0ab] /lib/i386-linux-gnu/libc.so.6(__libc_start_main+0xf6)[0xf750d286] build/genattrtab[0x804ba27] ======= Memory map: ======== 08048000-08091000 r-xp 00000000 00:21 29450225 /Users/beep/ibm/gcc/host-x86_64-pc-linux-gnu/gcc/build/genattrtab 08092000-08093000 r--p 00049000 00:21 29450225 /Users/beep/ibm/gcc/host-x86_64-pc-linux-gnu/gcc/build/genattrtab 08093000-08097000 rw-p 0004a000 00:21 29450225 /Users/beep/ibm/gcc/host-x86_64-pc-linux-gnu/gcc/build/genattrtab 08097000-0809b000 rw-p 00000000 00:00 0 08452000-08eef000 rw-p 00000000 00:00 0 [heap] f7100000-f7121000 rw-p 00000000 00:00 0 f7121000-f7200000 ---p 00000000 00:00 0 f72af000-f73b1000 rw-p 00000000 00:00 0 f73ce000-f73ea000 r-xp 00000000 00:2b 74 /lib/i386-linux-gnu/libgcc_s.so.1 f73ea000-f73eb000 r--p 0001b000 00:2b 74 /lib/i386-linux-gnu/libgcc_s.so.1 f73eb000-f73ec000 rw-p 0001c000 00:2b 74 /lib/i386-linux-gnu/libgcc_s.so.1 f73f1000-f74f5000 rw-p 00000000 00:00 0 f74f5000-f76a6000 r-xp 00000000 00:2b 43 /lib/i386-linux-gnu/libc-2.24.so f76a6000-f76a8000 r--p 001b0000 00:2b 43 /lib/i386-linux-gnu/libc-2.24.so f76a8000-f76a9000 rw-p 001b2000 00:2b 43 /lib/i386-linux-gnu/libc-2.24.so f76a9000-f76ac000 rw-p 00000000 00:00 0 f76ac000-f76ff000 r-xp 00000000 00:2b 88 /lib/i386-linux-gnu/libm-2.24.so f76ff000-f7700000 r--p 00052000 00:2b 88 /lib/i386-linux-gnu/libm-2.24.so f7700000-f7701000 rw-p 00053000 00:2b 88 /lib/i386-linux-gnu/libm-2.24.so f7705000-f7709000 rw-p 00000000 00:00 0 f7709000-f770b000 r--p 00000000 00:00 0 [vvar] f770b000-f770c000 r-xp 00000000 00:00 0 [vdso] f770c000-f772f000 r-xp 00000000 00:2b 36 /lib/i386-linux-gnu/ld-2.24.so f772f000-f7730000 r--p 00022000 00:2b 36 /lib/i386-linux-gnu/ld-2.24.so f7730000-f7731000 rw-p 00023000 00:2b 36 /lib/i386-linux-gnu/ld-2.24.so fffc5000-fffe7000 rw-p 00000000 00:00 0 [stack]