[flang-commits] [flang] [flang][cli] Add diagnostic flags to the CLI (PR #142022)

[Peter Klausler via flang-commits]

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@@ -0,0 +1,19 @@
+! RUN: %flang -Wknown-bad-implicit-interface %s -c 2>&1 | FileCheck %s --check-prefix=WARN
+! RUN: %flang -pedantic -Wno-known-bad-implicit-interface %s -c 2>&1 | FileCheck %s --allow-empty
+! RUN: not %flang -WKnownBadImplicitInterface %s -c 2>&1 | FileCheck %s --check-prefix=ERROR1
+! RUN: not %flang -WKnown-Bad-Implicit-Interface %s -c 2>&1 | FileCheck %s --check-prefix=ERROR2
+! ERROR1: error: Unknown diagnostic option: -WKnownBadImplicitInterface
+! ERROR2: error: Unknown diagnostic option: -WKnown-Bad-Implicit-Interface
+
+program disable_diagnostic
+  REAL :: x
+  INTEGER :: y
+   ! CHECK-NOT: warning
+  ! WARN: warning: If the procedure's interface were explicit, this reference would be in error
+  call sub(x)
+  ! WARN: warning: If the procedure's interface were explicit, this reference would be in error
+  call sub(y)
+end program disable_diagnostic
+
+subroutine sub()
+end subroutine sub
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klausler wrote:

missing newline?

https://github.com/llvm/llvm-project/pull/142022