blob: b2b2171d6975907aa865846c3ee895f4325168f9 [file] [log] [blame]
// REQUIRES: x86
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %p/Inputs/resolution.s -o %t2
// RUN: ld.lld -discard-all %t %t2 -o %t3
// RUN: llvm-readelf --symbols %t3 | FileCheck %s
// This is an exhaustive test for checking which symbol is kept when two
// have the same name. Each symbol has a different size which is used
// to see which one was chosen.
// CHECK: Symbol table '.symtab' contains 34 entries:
// CHECK-NEXT: Num: Value Size Type Bind Vis Ndx Name
// CHECK-NEXT: 0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND
// CHECK-NEXT: 1: 0000000000201158 0 NOTYPE GLOBAL DEFAULT 1 _start
// CHECK-NEXT: 2: 0000000000201159 0 NOTYPE WEAK DEFAULT 1 RegularWeak_with_RegularWeak
// CHECK-NEXT: 3: 00000000002011a4 33 NOTYPE GLOBAL DEFAULT 1 RegularWeak_with_RegularStrong
// CHECK-NEXT: 4: 0000000000201159 2 NOTYPE GLOBAL DEFAULT 1 RegularStrong_with_RegularWeak
// CHECK-NEXT: 5: 0000000000201159 3 NOTYPE WEAK DEFAULT 1 RegularWeak_with_UndefWeak
// CHECK-NEXT: 6: 0000000000201159 4 NOTYPE WEAK DEFAULT 1 RegularWeak_with_UndefStrong
// CHECK-NEXT: 7: 0000000000201159 5 NOTYPE GLOBAL DEFAULT 1 RegularStrong_with_UndefWeak
// CHECK-NEXT: 8: 0000000000201159 6 NOTYPE GLOBAL DEFAULT 1 RegularStrong_with_UndefStrong
// CHECK-NEXT: 9: 0000000000201159 7 NOTYPE WEAK DEFAULT 1 RegularWeak_with_CommonWeak
// CHECK-NEXT: 10: 00000000002021ec 40 OBJECT GLOBAL DEFAULT 2 RegularWeak_with_CommonStrong
// CHECK-NEXT: 11: 0000000000201159 9 NOTYPE GLOBAL DEFAULT 1 RegularStrong_with_CommonWeak
// CHECK-NEXT: 12: 0000000000201159 10 NOTYPE GLOBAL DEFAULT 1 RegularStrong_with_CommonStrong
// CHECK-NEXT: 13: 00000000002011c4 43 NOTYPE WEAK DEFAULT 1 UndefWeak_with_RegularWeak
// CHECK-NEXT: 14: 00000000002011c4 44 NOTYPE GLOBAL DEFAULT 1 UndefWeak_with_RegularStrong
// CHECK-NEXT: 15: 00000000002011c4 45 NOTYPE WEAK DEFAULT 1 UndefStrong_with_RegularWeak
// CHECK-NEXT: 16: 00000000002011c4 46 NOTYPE GLOBAL DEFAULT 1 UndefStrong_with_RegularStrong
// CHECK-NEXT: 17: 0000000000000000 0 NOTYPE WEAK DEFAULT UND UndefWeak_with_UndefWeak
// CHECK-NEXT: 18: 0000000000202214 48 OBJECT WEAK DEFAULT 2 UndefWeak_with_CommonWeak
// CHECK-NEXT: 19: 0000000000202244 49 OBJECT GLOBAL DEFAULT 2 UndefWeak_with_CommonStrong
// CHECK-NEXT: 20: 0000000000202278 50 OBJECT WEAK DEFAULT 2 UndefStrong_with_CommonWeak
// CHECK-NEXT: 21: 00000000002022ac 51 OBJECT GLOBAL DEFAULT 2 UndefStrong_with_CommonStrong
// CHECK-NEXT: 22: 00000000002022e0 20 OBJECT WEAK DEFAULT 2 CommonWeak_with_RegularWeak
// CHECK-NEXT: 23: 00000000002011cc 53 NOTYPE GLOBAL DEFAULT 1 CommonWeak_with_RegularStrong
// CHECK-NEXT: 24: 00000000002022f4 22 OBJECT GLOBAL DEFAULT 2 CommonStrong_with_RegularWeak
// CHECK-NEXT: 25: 00000000002011cc 55 NOTYPE GLOBAL DEFAULT 1 CommonStrong_with_RegularStrong
// CHECK-NEXT: 26: 000000000020230c 24 OBJECT WEAK DEFAULT 2 CommonWeak_with_UndefWeak
// CHECK-NEXT: 27: 0000000000202324 25 OBJECT WEAK DEFAULT 2 CommonWeak_with_UndefStrong
// CHECK-NEXT: 28: 0000000000202340 26 OBJECT GLOBAL DEFAULT 2 CommonStrong_with_UndefWeak
// CHECK-NEXT: 29: 000000000020235c 27 OBJECT GLOBAL DEFAULT 2 CommonStrong_with_UndefStrong
// CHECK-NEXT: 30: 0000000000202378 28 OBJECT WEAK DEFAULT 2 CommonWeak_with_CommonWeak
// CHECK-NEXT: 31: 0000000000202394 61 OBJECT GLOBAL DEFAULT 2 CommonWeak_with_CommonStrong
// CHECK-NEXT: 32: 00000000002023d4 30 OBJECT GLOBAL DEFAULT 2 CommonStrong_with_CommonWeak
// CHECK-NEXT: 33: 00000000002023f4 63 OBJECT GLOBAL DEFAULT 2 CommonStrong_with_CommonStrong
.globl _start
_start:
nop
local:
.weak RegularWeak_with_RegularWeak
.size RegularWeak_with_RegularWeak, 0
RegularWeak_with_RegularWeak:
.weak RegularWeak_with_RegularStrong
.size RegularWeak_with_RegularStrong, 1
RegularWeak_with_RegularStrong:
.global RegularStrong_with_RegularWeak
.size RegularStrong_with_RegularWeak, 2
RegularStrong_with_RegularWeak:
.weak RegularWeak_with_UndefWeak
.size RegularWeak_with_UndefWeak, 3
RegularWeak_with_UndefWeak:
.weak RegularWeak_with_UndefStrong
.size RegularWeak_with_UndefStrong, 4
RegularWeak_with_UndefStrong:
.global RegularStrong_with_UndefWeak
.size RegularStrong_with_UndefWeak, 5
RegularStrong_with_UndefWeak:
.global RegularStrong_with_UndefStrong
.size RegularStrong_with_UndefStrong, 6
RegularStrong_with_UndefStrong:
.weak RegularWeak_with_CommonWeak
.size RegularWeak_with_CommonWeak, 7
RegularWeak_with_CommonWeak:
.weak RegularWeak_with_CommonStrong
.size RegularWeak_with_CommonStrong, 8
RegularWeak_with_CommonStrong:
.global RegularStrong_with_CommonWeak
.size RegularStrong_with_CommonWeak, 9
RegularStrong_with_CommonWeak:
.global RegularStrong_with_CommonStrong
.size RegularStrong_with_CommonStrong, 10
RegularStrong_with_CommonStrong:
.weak UndefWeak_with_RegularWeak
.size UndefWeak_with_RegularWeak, 11
.quad UndefWeak_with_RegularWeak
.weak UndefWeak_with_RegularStrong
.size UndefWeak_with_RegularStrong, 12
.quad UndefWeak_with_RegularStrong
.size UndefStrong_with_RegularWeak, 13
.quad UndefStrong_with_RegularWeak
.size UndefStrong_with_RegularStrong, 14
.quad UndefStrong_with_RegularStrong
.weak UndefWeak_with_UndefWeak
.size UndefWeak_with_UndefWeak, 15
.quad UndefWeak_with_UndefWeak
.weak UndefWeak_with_CommonWeak
.size UndefWeak_with_CommonWeak, 16
.quad UndefWeak_with_CommonWeak
.weak UndefWeak_with_CommonStrong
.size UndefWeak_with_CommonStrong, 17
.quad UndefWeak_with_CommonStrong
.size UndefStrong_with_CommonWeak, 18
.quad UndefStrong_with_CommonWeak
.size UndefStrong_with_CommonStrong, 19
.quad UndefStrong_with_CommonStrong
.weak CommonWeak_with_RegularWeak
.comm CommonWeak_with_RegularWeak,20,4
.weak CommonWeak_with_RegularStrong
.comm CommonWeak_with_RegularStrong,21,4
.comm CommonStrong_with_RegularWeak,22,4
.comm CommonStrong_with_RegularStrong,23,4
.weak CommonWeak_with_UndefWeak
.comm CommonWeak_with_UndefWeak,24,4
.weak CommonWeak_with_UndefStrong
.comm CommonWeak_with_UndefStrong,25,4
.comm CommonStrong_with_UndefWeak,26,4
.comm CommonStrong_with_UndefStrong,27,4
.weak CommonWeak_with_CommonWeak
.comm CommonWeak_with_CommonWeak,28,4
.weak CommonWeak_with_CommonStrong
.comm CommonWeak_with_CommonStrong,29,4
.comm CommonStrong_with_CommonWeak,30,4
.comm CommonStrong_with_CommonStrong,31,4