Attachments for https://stackoverflow.com/questions/66306945/vs-code-shows-red-squiggles-under-stdio-h-when-workspace-is-in-src-but-not

diagnostics-src.txt

-------- Diagnostics - 2/21/2021, 11:22:54 PM
Version: 1.2.1
Current Configuration:
{
    "name": "Mac",
    "includePath": [
        "${workspaceFolder}/**"
    ],
    "defines": [],
    "macFrameworkPath": [
        "/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk/System/Library/Frameworks"
    ],
    "compilerPath": "/usr/bin/clang",
    "cStandard": "c11",
    "cppStandard": "c++98",
    "intelliSenseMode": "macos-clang-x64",
    "compilerArgs": [],
    "intelliSenseModeIsExplicit": true,
    "cStandardIsExplicit": true,
    "cppStandardIsExplicit": true,
    "compilerPathIsExplicit": true,
    "configurationProvider": "ms-vscode.cmake-tools",
    "browse": {
        "path": [
            "${workspaceFolder}/**"
        ],
        "limitSymbolsToIncludedHeaders": true
    }
}
Custom configurations:
[ /Users/dave/src/hello_world/main.c ]
{
    "defines": [],
    "standard": "c11",
    "includePath": [],
    "intelliSenseMode": "clang-x64",
    "compilerPath": "/usr/bin/clang",
    "compilerArgs": [
        "-g",
        "-isysroot",
        "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk",
        "-mmacosx-version-min=10.15"
    ]
}
Translation Unit Mappings:
[ /Users/dave/src/hello_world/main.c ]:
    /Users/dave/src/hello_world/main.c
Translation Unit Configurations:
[ /Users/dave/src/hello_world/main.c ]:
    Process ID: 27245
    Memory Usage: 6 MB
    Compiler Path: /usr/bin/clang
    Includes:
        /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/12.0.0/include
        /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include
    Standard Version: c11
    IntelliSense Mode: macos-clang-x64
    Other Flags:
        --clang
        --clang_version=100000
Total Memory Usage: 6 MB

------- Workspace parsing diagnostics -------
Number of folders and files enumerated: 7783
Number of files discovered (not excluded): 7505

diagnostics-tmp.txt

-------- Diagnostics - 2/21/2021, 11:23:43 PM
Version: 1.2.1
Current Configuration:
{
    "name": "Mac",
    "includePath": [
        "${workspaceFolder}/**"
    ],
    "defines": [],
    "macFrameworkPath": [
        "/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk/System/Library/Frameworks"
    ],
    "compilerPath": "/usr/bin/clang",
    "cStandard": "c11",
    "cppStandard": "c++98",
    "intelliSenseMode": "macos-clang-x64",
    "compilerArgs": [],
    "intelliSenseModeIsExplicit": true,
    "cStandardIsExplicit": true,
    "cppStandardIsExplicit": true,
    "compilerPathIsExplicit": true,
    "configurationProvider": "ms-vscode.cmake-tools",
    "browse": {
        "path": [
            "${workspaceFolder}/**"
        ],
        "limitSymbolsToIncludedHeaders": true
    }
}
Translation Unit Mappings:
[ /private/tmp/hello_world/main.c ]:
    /private/tmp/hello_world/main.c
Translation Unit Configurations:
[ /private/tmp/hello_world/main.c ]:
    Process ID: 27345
    Memory Usage: 7 MB
    Compiler Path: /usr/bin/clang
    Includes:
        /usr/local/include
        /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/12.0.0/include
        /Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk/usr/include
        /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include
    Frameworks:
        /Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk/System/Library/Frameworks
    Standard Version: c11
    IntelliSense Mode: macos-clang-x64
    Other Flags:
        --clang
        --clang_version=100000
Total Memory Usage: 7 MB

------- Workspace parsing diagnostics -------
Number of folders and files enumerated: 7779
Number of files discovered (not excluded): 7501

diagnostics.diff

--- diagnostics-tmp.txt	2021-02-21 23:24:11.000000000 -0600
+++ diagnostics-src.txt	2021-02-21 23:23:22.000000000 -0600
@@ -1,4 +1,4 @@
--------- Diagnostics - 2/21/2021, 11:23:43 PM
+-------- Diagnostics - 2/21/2021, 11:22:54 PM
 Version: 1.2.1
 Current Configuration:
 {
@@ -27,29 +27,40 @@
         "limitSymbolsToIncludedHeaders": true
     }
 }
+Custom configurations:
+[ /Users/dave/src/hello_world/main.c ]
+{
+    "defines": [],
+    "standard": "c11",
+    "includePath": [],
+    "intelliSenseMode": "clang-x64",
+    "compilerPath": "/usr/bin/clang",
+    "compilerArgs": [
+        "-g",
+        "-isysroot",
+        "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk",
+        "-mmacosx-version-min=10.15"
+    ]
+}
 Translation Unit Mappings:
-[ /private/tmp/hello_world/main.c ]:
-    /private/tmp/hello_world/main.c
+[ /Users/dave/src/hello_world/main.c ]:
+    /Users/dave/src/hello_world/main.c
 Translation Unit Configurations:
-[ /private/tmp/hello_world/main.c ]:
-    Process ID: 27345
-    Memory Usage: 7 MB
+[ /Users/dave/src/hello_world/main.c ]:
+    Process ID: 27245
+    Memory Usage: 6 MB
     Compiler Path: /usr/bin/clang
     Includes:
-        /usr/local/include
         /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/12.0.0/include
-        /Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk/usr/include
         /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include
-    Frameworks:
-        /Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk/System/Library/Frameworks
     Standard Version: c11
     IntelliSense Mode: macos-clang-x64
     Other Flags:
         --clang
         --clang_version=100000
-Total Memory Usage: 7 MB
+Total Memory Usage: 6 MB
 
 ------- Workspace parsing diagnostics -------
-Number of folders and files enumerated: 7779
-Number of files discovered (not excluded): 7501
+Number of folders and files enumerated: 7783
+Number of files discovered (not excluded): 7505