Remove -fmodules from C++ compilation flags. (#6385)

wilhuff · web-flow · commit 9f7301aca60d · 2020-09-01T17:59:58.000-07:00
This option doesn't work with C++, and even though the clang compiler
ignores it, clangd does not, and this causes syntax highlighting
failures in CLion.
diff --git a/cmake/compiler_setup.cmake b/cmake/compiler_setup.cmake
@@ -85,7 +85,6 @@ if(APPLE)
   set(
     FIREBASE_IOS_OBJC_FLAGS
     -fobjc-arc
-    -fmodules
     -fno-autolink
   )
   set(

Original file line number	Diff line number	Diff line change
`@@ -85,7 +85,6 @@ if(APPLE)`
`85`	`85`	`set(`
`86`	`86`	`FIREBASE_IOS_OBJC_FLAGS`
`87`	`87`	`-fobjc-arc`
`88`		`- -fmodules`
`89`	`88`	`-fno-autolink`
`90`	`89`	`)`
`91`	`90`	`set(`