124 lines
3.1 KiB
Mathematica
124 lines
3.1 KiB
Mathematica
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// This test verifies that system module variants are mergable despite having
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// different warning flags, as most warnings are disabled in system modules.
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// This checks for system modules marked as such both via `-isystem` and
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// `[system]`.
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// RUN: rm -rf %t
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// RUN: split-file %s %t
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// RUN: sed -e "s|DIR|%/t|g" %t/build/compile-commands.json.in > %t/build/compile-commands.json
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// RUN: clang-scan-deps -compilation-database %t/build/compile-commands.json \
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// RUN: -j 1 -format experimental-full -optimize-args=system-warnings > %t/deps.db
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// RUN: cat %t/deps.db | sed 's:\\\\\?:/:g' | FileCheck %s -DPREFIX=%/t
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// CHECK: {
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// CHECK-NEXT: "modules": [
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// CHECK-NEXT: {
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// CHECK-NEXT: "clang-module-deps": [],
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// CHECK-NEXT: "clang-modulemap-file":
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// CHECK-NEXT: "command-line": [
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// CHECK-NOT: "-W
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// CHECK: ],
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// CHECK-NEXT: "context-hash": "{{.*}}",
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// CHECK-NEXT: "file-deps": [
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// CHECK: ],
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// CHECK-NEXT: "name": "A"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "clang-module-deps": [],
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// CHECK-NEXT: "clang-modulemap-file":
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// CHECK-NEXT: "command-line": [
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// CHECK-NOT: "-W
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// CHECK: ],
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// CHECK-NEXT: "context-hash": "{{.*}}",
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// CHECK-NEXT: "file-deps": [
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// CHECK: ],
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// CHECK-NEXT: "name": "B"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "clang-module-deps": [],
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// CHECK-NEXT: "clang-modulemap-file":
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// CHECK-NEXT: "command-line": [
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// CHECK: "-Wmaybe-unused
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// CHECK: ],
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// CHECK-NEXT: "context-hash": "{{.*}}",
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// CHECK-NEXT: "file-deps": [
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// CHECK: ],
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// CHECK-NEXT: "name": "C"
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// CHECK-NEXT: }
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// CHECK-NEXT: ],
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// CHECK-NEXT: "translation-units": [
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// CHECK: ]
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// CHECK: }
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// A.m and B.m verify that system modules with different warning flags get
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// merged. C.m verifies that -Wsystem-headers disables the optimization.
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//--- build/compile-commands.json.in
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[
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{
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"directory": "DIR",
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"command": "clang -c DIR/A.m -isystem modules/A -I modules/B -fmodules -fmodules-cache-path=DIR/module-cache -fimplicit-module-maps",
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"file": "DIR/A.m"
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},
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{
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"directory": "DIR",
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"command": "clang -c DIR/B.m -isystem modules/A -I modules/B -fmodules -fmodules-cache-path=DIR/module-cache -fimplicit-module-maps -Wmaybe-unused",
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"file": "DIR/B.m"
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},
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{
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"directory": "DIR",
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"command": "clang -c DIR/C.m -isystem modules/C -fmodules -fmodules-cache-path=DIR/module-cache -fimplicit-module-maps -Wmaybe-unused -Wsystem-headers",
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"file": "DIR/C.m"
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}
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]
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//--- modules/A/module.modulemap
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module A {
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umbrella header "A.h"
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}
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//--- modules/A/A.h
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typedef int A_t;
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//--- modules/B/module.modulemap
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module B [system] {
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umbrella header "B.h"
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}
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//--- modules/B/B.h
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typedef int B_t;
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//--- modules/C/module.modulemap
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module C [system] {
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umbrella header "C.h"
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}
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//--- modules/C/C.h
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typedef int C_t;
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//--- A.m
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#include <A.h>
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#include <B.h>
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A_t a = 0;
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//--- B.m
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#include <A.h>
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#include <B.h>
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A_t b = 0;
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//--- C.m
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#include <C.h>
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C_t c = 0;
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