1 // A basic clang -cc1 command-line. WebAssembly is somewhat special in 2 // enabling -ffunction-sections, -fdata-sections, and -fvisibility=hidden by 3 // default. 4 5 // RUN: %clang %s -### -no-canonical-prefixes -target wasm32-unknown-unknown 2>&1 | FileCheck -check-prefix=CC1 %s 6 // CC1: clang{{.*}} "-cc1" "-triple" "wasm32-unknown-unknown" {{.*}} "-fvisibility" "hidden" {{.*}} "-ffunction-sections" "-fdata-sections" 7 8 // Ditto, but ensure that a user -fno-function-sections disables the 9 // default -ffunction-sections. 10 11 // RUN: %clang %s -### -target wasm32-unknown-unknown -fno-function-sections 2>&1 | FileCheck -check-prefix=NO_FUNCTION_SECTIONS %s 12 // NO_FUNCTION_SECTIONS-NOT: function-sections 13 14 // Ditto, but ensure that a user -fno-data-sections disables the 15 // default -fdata-sections. 16 17 // RUN: %clang %s -### -target wasm32-unknown-unknown -fno-data-sections 2>&1 | FileCheck -check-prefix=NO_DATA_SECTIONS %s 18 // NO_DATA_SECTIONS-NOT: data-sections 19 20 // Ditto, but ensure that a user -fvisibility=default disables the default 21 // -fvisibility=hidden. 22 23 // RUN: %clang %s -### -target wasm32-unknown-unknown -fvisibility=default 2>&1 | FileCheck -check-prefix=FVISIBILITY_DEFAULT %s 24 // FVISIBILITY_DEFAULT-NOT: hidden 25 26 // A basic C link command-line. 27 28 // RUN: %clang -### -no-canonical-prefixes -target wasm32-unknown-unknown --sysroot=/foo %s 2>&1 | FileCheck -check-prefix=LINK %s 29 // LINK: clang{{.*}}" "-cc1" {{.*}} "-o" "[[temp:[^"]*]]" 30 // LINK: lld{{.*}}" "-flavor" "ld" "-L/foo/lib32" "crt1.o" "crti.o" "[[temp]]" "-lc" "-lcompiler_rt" "crtn.o" "-o" "a.out" 31 32 // A basic C link command-line with optimization. WebAssembly is somewhat 33 // special in enabling --gc-sections by default. 34 35 // RUN: %clang -### -O2 -no-canonical-prefixes -target wasm32-unknown-unknown --sysroot=/foo %s 2>&1 | FileCheck -check-prefix=LINK_OPT %s 36 // LINK_OPT: clang{{.*}}" "-cc1" {{.*}} "-o" "[[temp:[^"]*]]" 37 // LINK_OPT: lld{{.*}}" "-flavor" "ld" "--gc-sections" "-L/foo/lib32" "crt1.o" "crti.o" "[[temp]]" "-lc" "-lcompiler_rt" "crtn.o" "-o" "a.out" 38 39 // Ditto, but ensure that a user --no-gc-sections comes after the 40 // default --gc-sections. 41 42 // RUN: %clang -### -O2 -no-canonical-prefixes -target wasm32-unknown-unknown --sysroot=/foo -Wl,--no-gc-sections %s 2>&1 | FileCheck -check-prefix=NO_GC_SECTIONS %s 43 // NO_GC_SECTIONS: clang{{.*}}" "-cc1" {{.*}} "-o" "[[temp:[^"]*]]" 44 // NO_GC_SECTIONS: lld{{.*}}" "-flavor" "ld" "--gc-sections" "-L/foo/lib32" "crt1.o" "crti.o" "--no-gc-sections" "[[temp]]" "-lc" "-lcompiler_rt" "crtn.o" "-o" "a.out" 45