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diff --git a/test/ELF/linkerscript-diagnostic.s b/test/ELF/linkerscript-diagnostic.s
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+++ b/test/ELF/linkerscript-diagnostic.s
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+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
+
+## Take some valid script with multiline comments
+## and check it actually works:
+# RUN: echo "SECTIONS {" > %t.script
+# RUN: echo ".text : { *(.text) }" >> %t.script
+# RUN: echo ".keep : { *(.keep) } /*" >> %t.script
+# RUN: echo "comment line 1" >> %t.script
+# RUN: echo "comment line 2 */" >> %t.script
+# RUN: echo ".temp : { *(.temp) } }" >> %t.script
+# RUN: ld.lld -shared %t -o %t1 --script %t.script
+
+## Change ":" to "+" at line 2, check that error
+## message starts from correct line number:
+# RUN: echo "SECTIONS {" > %t.script
+# RUN: echo ".text + { *(.text) }" >> %t.script
+# RUN: echo ".keep : { *(.keep) } /*" >> %t.script
+# RUN: echo "comment line 1" >> %t.script
+# RUN: echo "comment line 2 */" >> %t.script
+# RUN: echo ".temp : { *(.temp) } }" >> %t.script
+# RUN: not ld.lld -shared %t -o %t1 --script %t.script 2>&1 | FileCheck -check-prefix=ERR1 %s
+# ERR1: line 2:
+
+## Change ":" to "+" at line 3 now, check correct error line number:
+# RUN: echo "SECTIONS {" > %t.script
+# RUN: echo ".text : { *(.text) }" >> %t.script
+# RUN: echo ".keep + { *(.keep) } /*" >> %t.script
+# RUN: echo "comment line 1" >> %t.script
+# RUN: echo "comment line 2 */" >> %t.script
+# RUN: echo ".temp : { *(.temp) } }" >> %t.script
+# RUN: not ld.lld -shared %t -o %t1 --script %t.script 2>&1 | FileCheck -check-prefix=ERR2 %s
+# ERR2: line 3:
+
+## Change ":" to "+" at line 6, after multiline comment,
+## check correct error line number:
+# RUN: echo "SECTIONS {" > %t.script
+# RUN: echo ".text : { *(.text) }" >> %t.script
+# RUN: echo ".keep : { *(.keep) } /*" >> %t.script
+# RUN: echo "comment line 1" >> %t.script
+# RUN: echo "comment line 2 */" >> %t.script
+# RUN: echo ".temp + { *(.temp) } }" >> %t.script
+# RUN: not ld.lld -shared %t -o %t1 --script %t.script 2>&1 | FileCheck -check-prefix=ERR5 %s
+# ERR5: line 6:
+
+## Check that text of lines and pointer to 'bad' token are working ok.
+# RUN: echo "UNKNOWN_TAG {" > %t.script
+# RUN: echo ".text : { *(.text) }" >> %t.script
+# RUN: echo ".keep : { *(.keep) }" >> %t.script
+# RUN: echo ".temp : { *(.temp) } }" >> %t.script
+# RUN: not ld.lld -shared %t -o %t1 --script %t.script > %t.log 2>&1
+# RUN: FileCheck -check-prefix=ERR6 %s < %t.log
+# ERR6:      line 1:
+# ERR6-NEXT: UNKNOWN_TAG {
+# RUN: grep '^^' %t.log
+
+## One more check that text of lines and pointer to 'bad' token are working ok.
+# RUN: echo "SECTIONS {" > %t.script
+# RUN: echo ".text : { *(.text) }" >> %t.script
+# RUN: echo ".keep : { *(.keep) }" >> %t.script
+# RUN: echo "boom .temp : { *(.temp) } }" >> %t.script
+# RUN: not ld.lld -shared %t -o %t1 --script %t.script > %t.log 2>&1
+# RUN: FileCheck -check-prefix=ERR7 %s < %t.log
+# ERR7:      line 4: : expected, but got .temp
+# ERR7-NEXT: boom .temp : { *(.temp) } }
+# RUN: grep '^     ^' %t.log