https://sourceware.org/bugzilla/show_bug.cgi?id=21988
Bug ID: 21988
Summary: [2.29 Regression] ld shows an assertion failure for
missing symbols (powerpc64le-linux-gnu)
Product: binutils
Version: 2.29
Status: NEW
Severity: normal
Priority: P2
Component: ld
Assignee: unassigned at sourceware dot org
Reporter: doko at debian dot org
Target Milestone: ---
on x86_64:
$ gcc -g -O2 foo.c
/usr/lib/gcc/x86_64-linux-gnu/7/../../../x86_64-linux-gnu/Scrt1.o: In function
`_start':
(.text+0x20): undefined reference to `main'
/tmp/ccXo3sVy.o: In function `fn1':
/home/packages/gcc/foo.c:18: undefined reference to `fn2'
collect2: error: ld returned 1 exit status
on powerpc64le-linux-gnu:
$ gcc -g -O2 foo.c
/usr/lib/gcc/powerpc64le-linux-gnu/7/../../../powerpc64le-linux-gnu/crt1.o:(.rodata+0x8):
undefined reference to `main'
/usr/bin/ld: BFD (GNU Binutils for Ubuntu) 2.29 assertion fail
../../bfd/elf64-ppc.c:14963
/tmp/ccWIgADI.o: In function `fn1':
/home/ubuntu/foo.c:18: undefined reference to `fn2'
collect2: error: ld returned 1 exit status
$ cat foo.c
typedef __uint128_t vint128_t __attribute__((vector_size(16)));
vint128_t z;
int x, y;
void fn2(void);
void fn1(void)
{
vint128_t c;
y = 1000;
for (; y; y--) {
c = c ^ x;
z -= c;
z ^= x;
c = c ^ x;
}
fn2();
}
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