My Oracle Support Banner

Fortran Compiler Fails With Assertion in type.cpp When a String Expression is Used With iso_c_binding (Doc ID 1514774.1)

Last updated on MARCH 01, 2019

Applies to:

Oracle Solaris Studio - Version Sun Studio 12 Update 1 and later
Information in this document applies to any platform.
Sun Studio 12.1
Fortran 95 8.4


When using the Oracle Solaris Studio 12.1/F90 8.4 compiler, f90comp fails with an assertion and crashes.

f90comp: type.cpp:1089: Assertion `kind >= (int)TypeKind::FIRST_CHAR_KIND && kind <= (int)TypeKind::MAX_CHAR_KIND' failed.
sunf90: Fatal error in f90comp: Aborted
Assertion failed: kind >= (int)TypeKind::FIRST_CHAR_KIND && kind <= (int) TypeKind::MAX_CHAR_KIND, file type.cpp, line 1089 f95: Fatal error in f90comp: Abort (core dumped)

The problem is specific to Sun Studio 12 Update 1, it cannot show up with Oracle Solaris Studio 12.2/f90 8.5 or newer.
On SPARC, the problem does not show up with -qoption f90comp=fenophoenix.


The problem might occur when string expressions are combined with iso_c_binding, like this:



To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.