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-rw-r--r--llvm/test/tools/llvm-nm/AArch64/special-syms.test32
-rw-r--r--llvm/tools/llvm-nm/llvm-nm.cpp3
2 files changed, 35 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-nm/AArch64/special-syms.test b/llvm/test/tools/llvm-nm/AArch64/special-syms.test
new file mode 100644
index 00000000000..afc706bf8fb
--- /dev/null
+++ b/llvm/test/tools/llvm-nm/AArch64/special-syms.test
@@ -0,0 +1,32 @@
+# RUN: yaml2obj %s > %t
+# Test --special-syms flag. Currently this flag is a no-op, so outputs with and without
+# this flag should be identical. GNU nm doesn't show ARM and AArch64 special symbols
+# without --special-syms, so this test is to be changed when/if we decide to implement
+# GNU nm-like behavior in llvm-nm
+
+# RUN: llvm-nm %t | FileCheck %s
+# RUN: llvm-nm %t --special-syms | FileCheck %s
+
+!ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2LSB
+ Type: ET_REL
+ Machine: EM_AARCH64
+Sections:
+ - Name: .text
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
+ Address: 0x1000
+ - Name: .data
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC, SHF_WRITE ]
+ Address: 0x2000
+Symbols:
+ - Name: $x.1
+ Section: .text
+ - Name: $d.1
+ Section: .data
+
+# CHECK: 2000 d $d.1
+# CHECK-NEXT: 1000 t $x.1
diff --git a/llvm/tools/llvm-nm/llvm-nm.cpp b/llvm/tools/llvm-nm/llvm-nm.cpp
index 62951480aad..898ffd8bd92 100644
--- a/llvm/tools/llvm-nm/llvm-nm.cpp
+++ b/llvm/tools/llvm-nm/llvm-nm.cpp
@@ -180,6 +180,9 @@ cl::opt<bool> JustSymbolName("just-symbol-name",
cl::alias JustSymbolNames("j", cl::desc("Alias for --just-symbol-name"),
cl::aliasopt(JustSymbolName), cl::Grouping);
+cl::opt<bool> SpecialSyms("special-syms",
+ cl::desc("No-op. Used for GNU compatibility only"));
+
// FIXME: This option takes exactly two strings and should be allowed anywhere
// on the command line. Such that "llvm-nm -s __TEXT __text foo.o" would work.
// But that does not as the CommandLine Library does not have a way to make
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