1 files changed, 84 insertions, 0 deletions
diff --git a/test/ELF/linkerscript/symbols.s b/test/ELF/linkerscript/symbols.s
new file mode 100644
index 000000000000..4656635171c8
--- /dev/null
+++ b/test/ELF/linkerscript/symbols.s
@@ -0,0 +1,84 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
+
+# Simple symbol assignment. Should raise conflict in case we
+# have duplicates in any input section, but currently simply
+# replaces the value.
+# RUN: echo "SECTIONS {.text : {*(.text.*)} text_end = .;}" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=SIMPLE %s
+# SIMPLE:                               .text    00000000 text_end
+
+# The symbol is not referenced. Don't provide it.
+# RUN: echo "SECTIONS { PROVIDE(newsym = 1);}" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=PROVIDE1 %s
+# PROVIDE1-NOT: 0000000000000001         *ABS*    00000000 newsym
+
+# The symbol is not referenced. Don't provide it.
+# RUN: echo "SECTIONS { PROVIDE_HIDDEN(newsym = 1);}" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=HIDDEN1 %s
+# HIDDEN1-NOT: 0000000000000001         *ABS*    00000000 .hidden newsym
+
+# Provide existing symbol. The value should be 0, even though we
+# have value of 1 in PROVIDE()
+# RUN: echo "SECTIONS { PROVIDE(somesym = 1);}" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=PROVIDE2 %s
+# PROVIDE2: 0000000000000000         *ABS*    00000000 somesym
+
+# Provide existing symbol. The value should be 0, even though we
+# have value of 1 in PROVIDE_HIDDEN(). Visibility should not change
+# RUN: echo "SECTIONS { PROVIDE_HIDDEN(somesym = 1);}" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=HIDDEN2 %s
+# HIDDEN2: 0000000000000000         *ABS*    00000000 somesym
+
+# Hidden symbol assignment.
+# RUN: echo "SECTIONS { HIDDEN(newsym = 1);}" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=HIDDEN3 %s
+# HIDDEN3: 0000000000000001         *ABS*    00000000 .hidden newsym
+
+# The symbol is not referenced. Don't provide it.
+# RUN: echo "PROVIDE(newsym = 1);" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=PROVIDE4 %s
+# PROVIDE4-NOT: 0000000000000001         *ABS*    00000000 newsym
+
+# The symbol is not referenced. Don't provide it.
+# RUN: echo "PROVIDE_HIDDEN(newsym = 1);" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=HIDDEN4 %s
+# HIDDEN4-NOT: 0000000000000001         *ABS*    00000000 .hidden newsym
+
+# Provide existing symbol. The value should be 0, even though we
+# have value of 1 in PROVIDE()
+# RUN: echo "PROVIDE(somesym = 1);" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=PROVIDE5 %s
+# PROVIDE5: 0000000000000000         *ABS*    00000000 somesym
+
+# Provide existing symbol. The value should be 0, even though we
+# have value of 1 in PROVIDE_HIDDEN(). Visibility should not change
+# RUN: echo "PROVIDE_HIDDEN(somesym = 1);" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=HIDDEN5 %s
+# HIDDEN5: 0000000000000000         *ABS*    00000000 somesym
+
+# Simple symbol assignment. All three symbols should have the
+# same value.
+# RUN: echo "foo = 0x100; SECTIONS { bar = foo; } baz = bar;" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -t %t1 | FileCheck --check-prefix=SIMPLE2 %s
+# SIMPLE2: 0000000000000100         *ABS*    00000000 foo
+# SIMPLE2: 0000000000000100         *ABS*    00000000 bar
+# SIMPLE2: 0000000000000100         *ABS*    00000000 baz
+
+.global _start
+_start:
+ nop
+
+.global somesym
+somesym = 0