clang/test/ClangScanDeps/modules-file-path-isolation.c

   1 // Ensure that the spelling of a path seen outside a module (e.g. header via
   2 // symlink) does not leak into the compilation of that module unnecessarily.
   3 // Note: the spelling of the modulemap path still depends on the includer, since
   4 // that is the only source of information about it.
   5
   6 // REQUIRES: shell
   7
   8 // RUN: rm -rf %t
   9 // RUN: split-file %s %t
  10 // RUN: sed -e "s|DIR|%/t|g" %t/cdb.json.in > %t/cdb.json
  11 // RUN: ln -s A.h %t/Z.h
  12
  13 // RUN: clang-scan-deps -compilation-database %t/cdb.json -j 1 -format experimental-full \
  14 // RUN:   -mode preprocess-dependency-directives > %t/output
  15 // RUN: FileCheck %s < %t/output
  16
  17 // CHECK:      "modules": [
  18 // CHECK-NEXT:   {
  19 // CHECK:          "file-deps": [
  20 // CHECK-NEXT:       "{{.*}}A.h",
  21 // CHECK-NEXT:       "{{.*}}module.modulemap"
  22 // CHECK-NEXT:     ],
  23 // CHECK-NEXT:     "name": "A"
  24 // CHECK-NEXT:   }
  25
  26 //--- cdb.json.in
  27 [{
  28   "directory": "DIR",
  29   "command": "clang -fsyntax-only DIR/tu.c -fmodules -fmodules-cache-path=DIR/module-cache -fimplicit-modules -fimplicit-module-maps",
  30   "file": "DIR/tu.c"
  31 }]
  32
  33 //--- module.modulemap
  34 module A { header "A.h" }
  35 module B { header "B.h" }
  36 module C { header "C.h" }
  37
  38 //--- A.h
  39
  40 //--- B.h
  41 #include "Z.h"
  42
  43 //--- tu.c
  44 #include "B.h"