> On 2 Feb 2021, at 07:50, Christoph Grüninger <f...@grueninger.de> wrote: > > Dear Bisons, > > I have another issue within the CMake parser code. When using the > attached cmDependsJavaParser.y with Bison 3.7.5, i get the following > warning: 4 shift/reduce conflicts [-Wconflicts-sr]. When adding > -Wcounterexamples I get the output below. Ok, I understand the issue and > Bison is right. > But what should I do to get rid of the problem?
One way is to add precedences %left, %right, %nonassoc, to the tokens immediately before and after the parsing dot . in the conflicting rules. If there are no such tokens, the grammar must be rewritten, or using GLR.
