1 // -flto causes a switch to llvm-bc object files. 2 // RUN: %clang -ccc-print-phases -c %s -flto 2> %t 3 // RUN: FileCheck -check-prefix=CHECK-COMPILE-ACTIONS < %t %s 4 // 5 // CHECK-COMPILE-ACTIONS: 2: compiler, {1}, ir 6 // CHECK-COMPILE-ACTIONS: 3: backend, {2}, lto-bc 7 8 // RUN: %clang -ccc-print-phases %s -flto 2> %t 9 // RUN: FileCheck -check-prefix=CHECK-COMPILELINK-ACTIONS < %t %s 10 // 11 // CHECK-COMPILELINK-ACTIONS: 0: input, "{{.*}}lto.c", c 12 // CHECK-COMPILELINK-ACTIONS: 1: preprocessor, {0}, cpp-output 13 // CHECK-COMPILELINK-ACTIONS: 2: compiler, {1}, ir 14 // CHECK-COMPILELINK-ACTIONS: 3: backend, {2}, lto-bc 15 // CHECK-COMPILELINK-ACTIONS: 4: linker, {3}, image 16 17 // llvm-bc and llvm-ll outputs need to match regular suffixes 18 // (unfortunately). 19 // RUN: %clang %s -flto -save-temps -### 2> %t 20 // RUN: FileCheck -check-prefix=CHECK-COMPILELINK-SUFFIXES < %t %s 21 // 22 // CHECK-COMPILELINK-SUFFIXES: "-o" "{{.*}}lto.i" "-x" "c" "{{.*}}lto.c" 23 // CHECK-COMPILELINK-SUFFIXES: "-o" "{{.*}}lto.bc" {{.*}}"{{.*}}lto.i" 24 // CHECK-COMPILELINK-SUFFIXES: "-o" "{{.*}}lto.o" {{.*}}"{{.*}}lto.bc" 25 // CHECK-COMPILELINK-SUFFIXES: "{{.*}}a.{{(out|exe)}}" {{.*}}"{{.*}}lto.o" 26 27 // RUN: %clang %s -flto -S -### 2> %t 28 // RUN: FileCheck -check-prefix=CHECK-COMPILE-SUFFIXES < %t %s 29 // 30 // CHECK-COMPILE-SUFFIXES: "-o" "{{.*}}lto.s" "-x" "c" "{{.*}}lto.c" 31 32 // RUN: not %clang %s -emit-llvm 2>&1 | FileCheck --check-prefix=LLVM-LINK %s 33 // LLVM-LINK: -emit-llvm cannot be used when linking 34 35 // -flto should cause link using gold plugin 36 // RUN: %clang -target x86_64-unknown-linux -### %s -flto 2> %t 37 // RUN: FileCheck -check-prefix=CHECK-LINK-LTO-ACTION < %t %s 38 // 39 // CHECK-LINK-LTO-ACTION: "-plugin" "{{.*}}/LLVMgold.so" 40 41 // -flto=full should cause link using gold plugin 42 // RUN: %clang -target x86_64-unknown-linux -### %s -flto=full 2> %t 43 // RUN: FileCheck -check-prefix=CHECK-LINK-FULL-ACTION < %t %s 44 // 45 // CHECK-LINK-FULL-ACTION: "-plugin" "{{.*}}/LLVMgold.so" 46 47 // Check that subsequent -fno-lto takes precedence 48 // RUN: %clang -target x86_64-unknown-linux -### %s -flto=full -fno-lto 2> %t 49 // RUN: FileCheck -check-prefix=CHECK-LINK-NOLTO-ACTION < %t %s 50 // 51 // CHECK-LINK-NOLTO-ACTION-NOT: "-plugin" "{{.*}}/LLVMgold.so" 52 53 // -flto passes along an explicit debugger tuning argument. 54 // RUN: %clang -target x86_64-unknown-linux -### %s -flto -glldb 2> %t 55 // RUN: FileCheck -check-prefix=CHECK-TUNING-LLDB < %t %s 56 // RUN: %clang -target x86_64-unknown-linux -### %s -flto -g 2> %t 57 // RUN: FileCheck -check-prefix=CHECK-NO-TUNING < %t %s 58 // 59 // CHECK-TUNING-LLDB: "-plugin-opt=-debugger-tune=lldb" 60 // CHECK-NO-TUNING-NOT: "-plugin-opt=-debugger-tune 61