[flang-commits] [flang] Skip contiguous check when ignore_tkr(c) is used (PR #138762)

[Zhen Wang via flang-commits]

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@@ -0,0 +1,42 @@
+! RUN: %python %S/test_errors.py %s %flang_fc1
+
+! Test case 1: Device arrays with ignore_tkr(c)
+subroutine test_device_arrays()
+  interface bar
+    subroutine bar1(a)
+!dir$ ignore_tkr(c) a
+      real :: a(..)
+!@cuf attributes(device) :: a
+    end subroutine
+  end interface
+
+  integer :: n = 10, k = 2
+  real, device :: a(10), b(10), c(10)
+  
+  call bar(a(1:n))     ! Should not warn about contiguity
+  call bar(b(1:n:k))   ! Should not warn about contiguity
+  call bar(c(1:n:2))   ! Should not warn about contiguity
+end subroutine
+
+! Test case 2: Managed arrays with ignore_tkr(c)
+subroutine test_managed_arrays()
+  interface bar
+    subroutine bar1(a)
+!dir$ ignore_tkr(c) a
+      real :: a(..)
+!@cuf attributes(device) :: a
+    end subroutine
+  end interface
+
+  integer :: n = 10, k = 2
+  real, managed :: a(10), b(10), c(10)
+  
+  call bar(a(1:n))     ! Should not warn about contiguity
+  call bar(b(1:n:k))   ! Should not warn about contiguity
+  call bar(c(1:n:2))   ! Should not warn about contiguity
+end subroutine
+
+program main
+  call test_device_arrays()
+  call test_managed_arrays()
+end program 
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wangzpgi wrote:

Strangely I don't see new line after `end program` in the source code.

https://github.com/llvm/llvm-project/pull/138762