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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gfortran.dg/global_references_1.f90 | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gfortran.dg/global_references_1.f90')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gfortran.dg/global_references_1.f90 | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gfortran.dg/global_references_1.f90 b/gcc-4.9/gcc/testsuite/gfortran.dg/global_references_1.f90 new file mode 100644 index 000000000..cfff8b32c --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gfortran.dg/global_references_1.f90 @@ -0,0 +1,98 @@ +! { dg-do compile } +! This program tests the patch for PRs 20881, 23308, 25538 & 25710 +! Assembled from PRs by Paul Thomas <pault@gcc.gnu.org> +module m +contains + subroutine g(x) ! Local entity + REAL :: x + x = 1.0 + end subroutine g +end module m +! Error only appears once but testsuite associates with both lines. +function f(x) ! { dg-error "is already being used as a FUNCTION" } + REAL :: f, x + f = x +end function f + +function g(x) ! Global entity + REAL :: g, x + g = x + +! PR25710========================================================== +! Lahey -2607-S: "SOURCE.F90", line 26: +! Function 'f' cannot be referenced as a subroutine. The previous +! definition is in 'line 12'. + + call f(g) ! { dg-error "is already being used as a FUNCTION|Interface mismatch in global procedure" } +end function g +! Error only appears once but testsuite associates with both lines. +function h(x) ! { dg-error "is already being used as a FUNCTION" } + REAL :: h, x + h = x +end function h + +SUBROUTINE TT() + CHARACTER(LEN=10), EXTERNAL :: j ! { dg-error "Return type mismatch" } + CHARACTER(LEN=10) :: T +! PR20881=========================================================== +! Error only appears once but testsuite associates with both lines. + T = j (1.0) ! { dg-error "is already being used as a SUBROUTINE" } + print *, T +END SUBROUTINE TT + + use m ! Main program + real x + integer a(10) + +! PR23308=========================================================== +! Lahey - 2604-S: "SOURCE.F90", line 52: +! The name 'foo' cannot be specified as both external procedure name +! and common block name. The previous appearance is in 'line 68'. +! Error only appears once but testsuite associates with both lines. + common /foo/ a ! { dg-error "is already being used as a COMMON" } + + call f (x) ! OK - reference to local entity + call g (x) ! -ditto- + +! PR25710=========================================================== +! Lahey - 2607-S: "SOURCE.F90", line 62: +! Function 'h' cannot be referenced as a subroutine. The previous +! definition is in 'line 29'. + + call h (x) ! { dg-error "is already being used as a FUNCTION|Interface mismatch in global procedure" } + +! PR23308=========================================================== +! Lahey - 2521-S: "SOURCE.F90", line 68: Intrinsic procedure name or +! external procedure name same as common block name 'foo'. + + call foo () ! { dg-error "is already being used as a COMMON" } + +contains + SUBROUTINE f (x) ! Local entity + real x + x = 2 + end SUBROUTINE f +end + +! PR20881=========================================================== +! Lahey - 2636-S: "SOURCE.F90", line 81: +! Subroutine 'j' is previously referenced as a function in 'line 39'. + +SUBROUTINE j (x) ! { dg-error "is already being used as a SUBROUTINE" } + integer a(10) + common /bar/ a ! Global entity foo + real x + x = bar(1.0) ! OK for local procedure to have common block name +contains + function bar (x) + real bar, x + bar = 2.0*x + end function bar +END SUBROUTINE j + +! PR25538=========================================================== +! would ICE with entry and procedure having same names. + subroutine link2 (namef) ! { dg-error "is already being used as a SUBROUTINE" } + entry link2 (nameg) ! { dg-error "is already being used as a SUBROUTINE" } + return + end |