clang/test/ClangScanDeps/optimize-vfs-edgecases.m

   1 // RUN: rm -rf %t
   2 // RUN: split-file %s %t
   3 // RUN: sed -e "s|DIR|%/t|g" %t/build/compile-commands.json.in > %t/build/compile-commands.json
   4 // RUN: sed -e "s|DIR|%/t|g" %t/build/vfsoverlay.yaml.in > %t/build/vfsoverlay.yaml
   5 // RUN: sed -e "s|DIR|%/t|g" %t/build/vfs.notyaml.in > %t/build/vfs.notyaml
   6 // RUN: clang-scan-deps -compilation-database %t/build/compile-commands.json \
   7 // RUN:   -j 1 -format experimental-full --optimize-args=vfs,header-search > %t/deps.db
   8
   9 // RUN: %deps-to-rsp %t/deps.db --module-name=A > %t/A.rsp
  10 // RUN: cd %t && %clang @%t/A.rsp
  11
  12 // Check that the following edge cases are handled by ivfsoverlay tracking
  13 // * `-ivfsoverlay` args that depend on earlier `-ivfsoverlay` args.
  14
  15 //--- build/compile-commands.json.in
  16
  17 [
  18 {
  19   "directory": "DIR",
  20   "command": "clang -c DIR/0.m -Imodules/A -fmodules -fmodules-cache-path=DIR/module-cache -fimplicit-module-maps -ivfsoverlay build/vfsoverlay.yaml -ivfsoverlay build/vfs.yaml",
  21   "file": "DIR/0.m"
  22 }
  23 ]
  24
  25 //--- build/vfsoverlay.yaml.in
  26
  27 {
  28    "version":0,
  29    "case-sensitive":"false",
  30    "roots":[
  31       {
  32          "contents":[
  33             {
  34                "external-contents":"DIR/build/vfs.notyaml",
  35                "name":"vfs.yaml",
  36                "type":"file"
  37             }
  38          ],
  39          "name":"DIR/build",
  40          "type":"directory"
  41       }
  42    ]
  43 }
  44
  45 //--- build/vfs.notyaml.in
  46
  47 {
  48    "version":0,
  49    "case-sensitive":"false",
  50    "roots":[
  51       {
  52          "contents":[
  53             {
  54                "external-contents":"DIR/build/module.modulemap",
  55                "name":"module.modulemap",
  56                "type":"file"
  57             },
  58             {
  59                "external-contents":"DIR/build/A.h",
  60                "name":"A.h",
  61                "type":"file"
  62             }
  63          ],
  64          "name":"DIR/modules/A",
  65          "type":"directory"
  66       }
  67    ]
  68 }
  69
  70 //--- build/module.modulemap
  71
  72 module A {
  73   umbrella header "A.h"
  74 }
  75
  76 //--- build/A.h
  77
  78 typedef int A_t;
  79
  80 //--- 0.m
  81
  82 #include <A.h>
  83
  84 A_t a = 0;