| # REQUIRES: x86 |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/align.s -o %t.o |
| # RUN: ld.lld -o %t --script %s %t.o |
| # RUN: llvm-objdump -section-headers %t | FileCheck %s |
| |
| SECTIONS { |
| . = 0x10000; |
| .aaa : { *(.aaa) } |
| . = ALIGN(4096); |
| .bbb : { *(.bbb) } |
| . = ALIGN(4096 * 4); |
| .ccc : { *(.ccc) } |
| } |
| |
| # CHECK: Sections: |
| # CHECK-NEXT: Idx Name Size Address Type |
| # CHECK-NEXT: 0 00000000 0000000000000000 |
| # CHECK-NEXT: 1 .aaa 00000008 0000000000010000 DATA |
| # CHECK-NEXT: 2 .bbb 00000008 0000000000011000 DATA |
| # CHECK-NEXT: 3 .ccc 00000008 0000000000014000 DATA |
| |
| ## Check that ALIGN zero do nothing and does not crash #1. |
| # RUN: echo "SECTIONS { . = ALIGN(0x123, 0); .aaa : { *(.aaa) } }" > %t.script |
| # RUN: ld.lld -o %t4 --script %t.script %t.o |
| # RUN: llvm-objdump -section-headers %t4 | FileCheck %s -check-prefix=ZERO |
| |
| # ZERO: Sections: |
| # ZERO-NEXT: Idx Name Size Address Type |
| # ZERO-NEXT: 0 00000000 0000000000000000 |
| # ZERO-NEXT: 1 .aaa 00000008 0000000000000123 DATA |
| |
| ## Check that ALIGN zero do nothing and does not crash #2. |
| # RUN: echo "SECTIONS { . = 0x123; . = ALIGN(0); .aaa : { *(.aaa) } }" > %t.script |
| # RUN: ld.lld -o %t5 --script %t.script %t.o |
| # RUN: llvm-objdump -section-headers %t5 | FileCheck %s -check-prefix=ZERO |
| |
| ## Test we fail gracefuly when alignment value is not a power of 2 (#1). |
| # RUN: echo "SECTIONS { . = 0x123; . = ALIGN(0x123, 3); .aaa : { *(.aaa) } }" > %t.script |
| # RUN: not ld.lld -o %t6 --script %t.script %t.o 2>&1 | FileCheck -check-prefix=ERR %s |
| |
| # RUN: echo "SECTIONS { . = 0x123; . = ALIGN(3); .aaa : { *(.aaa) } }" > %t.script |
| # RUN: not ld.lld -o %t7 --script %t.script %t.o 2>&1 | FileCheck -check-prefix=ERR %s |
| |
| # ERR: {{.*}}.script:1: alignment must be power of 2 |
