binutils-gdb/gold/testsuite/pr17704a_test.s

nop
	.section	.text.foo,"axG",@progbits,foo,comdat
foo:
	ret

	.section	.text.bar,"axG",@progbits,bar,comdat
	.align 2
bar:
	ret

	.section	.text._start,"ax",@progbits
	.globl	_start
_start:
	leaq	bar(%rip), %rsi
	testb	$1, %sil
	je	.L9
	mov $1, %eax
	mov $1, %ebx
	int $0x80
.L9:
	mov $1, %eax
	mov $0, %ebx
	int $0x80
Fix PR 17704. This fix keeps the section with the highest alignment when folding sections with ICF. PR gold/17704 * icf.cc (match_sections): Add new parameter section_addraligns. Check section alignment and keep the section with the strictest alignment. (find_identical_sections): New local variable section_addraligns. Store each section's alignment. * testsuite/pr17704a_test.s: New file. * testsuite/Makefile.am (pr17704a_test): New test. * testsuite/Makefile.in: Regenerate. 2016-10-22 02:08:20 +08:00			`nop`
			`.section .text.foo,"axG",@progbits,foo,comdat`
			`foo:`
			`ret`

			`.section .text.bar,"axG",@progbits,bar,comdat`
			`.align 2`
			`bar:`
			`ret`

			`.section .text._start,"ax",@progbits`
			`.globl _start`
			`_start:`
			`leaq bar(%rip), %rsi`
			`testb $1, %sil`
			`je .L9`
			`mov $1, %eax`
			`mov $1, %ebx`
			`int $0x80`
			`.L9:`
			`mov $1, %eax`
			`mov $0, %ebx`
			`int $0x80`