|  | // REQUIRES: system-darwin | 
|  |  | 
|  | // -no_deduplicate is only present from ld64 version 262 and later. | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=261 -O0 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  |  | 
|  | // Add -no_deduplicate when either -O0 or -O1 is explicitly specified | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 -O0 2>&1 | FileCheck -check-prefix=LINK_NODEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 -O1 2>&1 | FileCheck -check-prefix=LINK_NODEDUP %s | 
|  |  | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 -O2 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 -O3 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 -Os 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 -O4 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 -Ofast 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  |  | 
|  | // Add -no_deduplicate when no -O option is specified *and* this is a compile+link | 
|  | // (implicit -O0) | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -### %s \ | 
|  | // RUN:   -mlinker-version=262 2>&1 | FileCheck -check-prefix=LINK_NODEDUP %s | 
|  |  | 
|  | // Do *not* add -no_deduplicate when no -O option is specified and this is just a link | 
|  | // (since we can't imply -O0) | 
|  | // RUN: rm -f %t.o %t.bin | 
|  | // RUN: %clang -target x86_64-apple-darwin10 -c -o %t.o %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 %t.o -### -mlinker-version=262 \ | 
|  | // RUN:   -o %t.bin 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 %t.o -### -mlinker-version=262 \ | 
|  | // RUN:   -O0 -o %t.bin 2>&1 | FileCheck -check-prefix=LINK_NODEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 %t.o -### -mlinker-version=262 \ | 
|  | // RUN:   -O1 -o %t.bin 2>&1 | FileCheck -check-prefix=LINK_NODEDUP %s | 
|  | // RUN: %clang -target x86_64-apple-darwin10 %t.o -### -mlinker-version=262 \ | 
|  | // RUN:   -O2 -o %t.bin 2>&1 | FileCheck -check-prefix=LINK_DEDUP %s | 
|  |  | 
|  | // LINK_NODEDUP: {{ld(.exe)?"}} | 
|  | // LINK_NODEDUP: "-no_deduplicate" | 
|  |  | 
|  | // LINK_DEDUP: {{ld(.exe)?"}} | 
|  | // LINK_DEDUP-NOT: "-no_deduplicate" |